Added KMMLU evaluation method and changed ReadMe (#1447)

* update kmmlu default formatting

* Update _default_kmmlu_yaml

* Delete lm_eval/tasks/kmmlu/utils.py

* new tasks implemented

* add direct tasks

* update direct evaluate

* update direct eval

* add cot sample

* update cot

* add cot

* Update _cot_kmmlu_yaml

* add kmmlu90

* Update and rename _cot_kmmlu.yaml to _cot_kmmlu_yaml

* Create kmmlu90.yaml

* Update _cot_kmmlu_yaml

* add direct

* Update _cot_kmmlu_yaml

* Update and rename kmmlu90.yaml to kmmlu90_cot.yaml

* Update kmmlu90_direct.yaml

* add kmmlu hard

* Update _cot_kmmlu_yaml

* Update _cot_kmmlu_yaml

* update cot

* update cot

* erase typo

* Update _cot_kmmlu_yaml

* update cot

* Rename dataset to match k-mmlu-hard

* removed kmmlu90

* fixed name 'kmmlu_cot' to 'kmmlu_hard_cot' and revised README

* applied pre-commit before pull requests

* rename datasets and add notes

* Remove DS_Store cache

* Update lm_eval/tasks/kmmlu/README.md
Co-authored-by: Hailey Schoelkopf <65563625+haileyschoelkopf@users.noreply.github.com>

* Change citations and reflect reviews on version

* Added kmmlu_hard and fixed other errors

* fixing minor errors

* remove duplicated

* Rename files

* try ".index"

* minor fix

* minor fix again

* fix revert.

* minor fix. thank for hailey

---------
Co-authored-by: GUIJIN SON <spthsrbwls123@yonsei.ac.kr>
Co-authored-by: Hailey Schoelkopf <65563625+haileyschoelkopf@users.noreply.github.com>

lm_eval/tasks/kmmlu/hard/kmmlu_hard_accounting.yaml

+dataset_name: accounting
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_accounting

lm_eval/tasks/kmmlu/hard/kmmlu_hard_agricultural_sciences.yaml

+dataset_name: agricultural_sciences
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_agricultural_sciences

lm_eval/tasks/kmmlu/hard/kmmlu_hard_aviation_engineering_and_maintenance.yaml

+dataset_name: aviation_engineering_and_maintenance
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_aviation_engineering_and_maintenance

lm_eval/tasks/kmmlu/hard/kmmlu_hard_biology.yaml

+dataset_name: biology
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_biology

lm_eval/tasks/kmmlu/hard/kmmlu_hard_chemical_engineering.yaml

+dataset_name: chemical_engineering
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_chemical_engineering

lm_eval/tasks/kmmlu/hard/kmmlu_hard_chemistry.yaml

+dataset_name: chemistry
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_chemistry

lm_eval/tasks/kmmlu/hard/kmmlu_hard_civil_engineering.yaml

+dataset_name: civil_engineering
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_civil_engineering

lm_eval/tasks/kmmlu/hard/kmmlu_hard_computer_science.yaml

+dataset_name: computer_science
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_computer_science

lm_eval/tasks/kmmlu/hard/kmmlu_hard_construction.yaml

+dataset_name: construction
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_construction

lm_eval/tasks/kmmlu/hard/kmmlu_hard_criminal_law.yaml

+dataset_name: criminal_law
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_criminal_law

lm_eval/tasks/kmmlu/hard/kmmlu_hard_ecology.yaml

+dataset_name: ecology
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_ecology

lm_eval/tasks/kmmlu/hard/kmmlu_hard_economics.yaml

+dataset_name: economics
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_economics

lm_eval/tasks/kmmlu/hard/kmmlu_hard_education.yaml

+dataset_name: education
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_education

lm_eval/tasks/kmmlu/hard/kmmlu_hard_electrical_engineering.yaml

+dataset_name: electrical_engineering
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_electrical_engineering

lm_eval/tasks/kmmlu/hard/kmmlu_hard_electronics_engineering.yaml

+dataset_name: electronics_engineering
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_electronics_engineering

lm_eval/tasks/kmmlu/hard/kmmlu_hard_energy_management.yaml

+dataset_name: energy_management
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_energy_management

lm_eval/tasks/kmmlu/hard/kmmlu_hard_environmental_science.yaml

+dataset_name: environmental_science
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_environmental_science

lm_eval/tasks/kmmlu/hard/kmmlu_hard_fashion.yaml

+dataset_name: fashion
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_fashion

lm_eval/tasks/kmmlu/hard/kmmlu_hard_food_processing.yaml

+dataset_name: food_processing
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_food_processing

lm_eval/tasks/kmmlu/hard/kmmlu_hard_gas_technology_and_engineering.yaml

+dataset_name: gas_technology_and_engineering
+include: _hard_kmmlu_yaml
+task: kmmlu_hard_gas_technology_and_engineering