update mmlu

lm_eval/tasks/mmlu/generative/mmlu_elementary_mathematics.yaml

 "dataset_name": "elementary_mathematics"
 "description": "The following are multiple choice questions (with answers) about elementary\
   \ mathematics.\n\n"
-"group": "mmlu_stem_generative"
+"tag": "mmlu_stem_generative"
 "group_alias": "stem"
 "include": "_default_template_yaml"
 "task": "mmlu_elementary_mathematics_generative"

lm_eval/tasks/mmlu/generative/mmlu_formal_logic.yaml

 "dataset_name": "formal_logic"
 "description": "The following are multiple choice questions (with answers) about formal\
   \ logic.\n\n"
-"group": "mmlu_humanities_generative"
+"tag": "mmlu_humanities_generative"
 "group_alias": "humanities"
 "include": "_default_template_yaml"
 "task": "mmlu_formal_logic_generative"

lm_eval/tasks/mmlu/generative/mmlu_global_facts.yaml

 "dataset_name": "global_facts"
 "description": "The following are multiple choice questions (with answers) about global\
   \ facts.\n\n"
-"group": "mmlu_other_generative"
+"tag": "mmlu_other_generative"
 "group_alias": "other"
 "include": "_default_template_yaml"
 "task": "mmlu_global_facts_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_biology.yaml

 "dataset_name": "high_school_biology"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school biology.\n\n"
-"group": "mmlu_stem_generative"
+"tag": "mmlu_stem_generative"
 "group_alias": "stem"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_biology_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_chemistry.yaml

 "dataset_name": "high_school_chemistry"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school chemistry.\n\n"
-"group": "mmlu_stem_generative"
+"tag": "mmlu_stem_generative"
 "group_alias": "stem"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_chemistry_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_computer_science.yaml

 "dataset_name": "high_school_computer_science"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school computer science.\n\n"
-"group": "mmlu_stem_generative"
+"tag": "mmlu_stem_generative"
 "group_alias": "stem"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_computer_science_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_european_history.yaml

 "dataset_name": "high_school_european_history"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school european history.\n\n"
-"group": "mmlu_humanities_generative"
+"tag": "mmlu_humanities_generative"
 "group_alias": "humanities"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_european_history_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_geography.yaml

 "dataset_name": "high_school_geography"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school geography.\n\n"
-"group": "mmlu_social_sciences_generative"
+"tag": "mmlu_social_sciences_generative"
 "group_alias": "social_sciences"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_geography_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_government_and_politics.yaml

 "dataset_name": "high_school_government_and_politics"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school government and politics.\n\n"
-"group": "mmlu_social_sciences_generative"
+"tag": "mmlu_social_sciences_generative"
 "group_alias": "social_sciences"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_government_and_politics_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_macroeconomics.yaml

 "dataset_name": "high_school_macroeconomics"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school macroeconomics.\n\n"
-"group": "mmlu_social_sciences_generative"
+"tag": "mmlu_social_sciences_generative"
 "group_alias": "social_sciences"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_macroeconomics_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_mathematics.yaml

 "dataset_name": "high_school_mathematics"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school mathematics.\n\n"
-"group": "mmlu_stem_generative"
+"tag": "mmlu_stem_generative"
 "group_alias": "stem"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_mathematics_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_microeconomics.yaml

 "dataset_name": "high_school_microeconomics"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school microeconomics.\n\n"
-"group": "mmlu_social_sciences_generative"
+"tag": "mmlu_social_sciences_generative"
 "group_alias": "social_sciences"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_microeconomics_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_physics.yaml

 "dataset_name": "high_school_physics"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school physics.\n\n"
-"group": "mmlu_stem_generative"
+"tag": "mmlu_stem_generative"
 "group_alias": "stem"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_physics_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_psychology.yaml

 "dataset_name": "high_school_psychology"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school psychology.\n\n"
-"group": "mmlu_social_sciences_generative"
+"tag": "mmlu_social_sciences_generative"
 "group_alias": "social_sciences"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_psychology_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_statistics.yaml

 "dataset_name": "high_school_statistics"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school statistics.\n\n"
-"group": "mmlu_stem_generative"
+"tag": "mmlu_stem_generative"
 "group_alias": "stem"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_statistics_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_us_history.yaml

 "dataset_name": "high_school_us_history"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school us history.\n\n"
-"group": "mmlu_humanities_generative"
+"tag": "mmlu_humanities_generative"
 "group_alias": "humanities"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_us_history_generative"

lm_eval/tasks/mmlu/generative/mmlu_high_school_world_history.yaml

 "dataset_name": "high_school_world_history"
 "description": "The following are multiple choice questions (with answers) about high\
   \ school world history.\n\n"
-"group": "mmlu_humanities_generative"
+"tag": "mmlu_humanities_generative"
 "group_alias": "humanities"
 "include": "_default_template_yaml"
 "task": "mmlu_high_school_world_history_generative"

lm_eval/tasks/mmlu/generative/mmlu_human_aging.yaml

 "dataset_name": "human_aging"
 "description": "The following are multiple choice questions (with answers) about human\
   \ aging.\n\n"
-"group": "mmlu_other_generative"
+"tag": "mmlu_other_generative"
 "group_alias": "other"
 "include": "_default_template_yaml"
 "task": "mmlu_human_aging_generative"

lm_eval/tasks/mmlu/generative/mmlu_human_sexuality.yaml

 "dataset_name": "human_sexuality"
 "description": "The following are multiple choice questions (with answers) about human\
   \ sexuality.\n\n"
-"group": "mmlu_social_sciences_generative"
+"tag": "mmlu_social_sciences_generative"
 "group_alias": "social_sciences"
 "include": "_default_template_yaml"
 "task": "mmlu_human_sexuality_generative"

lm_eval/tasks/mmlu/generative/mmlu_international_law.yaml

 "dataset_name": "international_law"
 "description": "The following are multiple choice questions (with answers) about international\
   \ law.\n\n"
-"group": "mmlu_humanities_generative"
+"tag": "mmlu_humanities_generative"
 "group_alias": "humanities"
 "include": "_default_template_yaml"
 "task": "mmlu_international_law_generative"