[s2s] trainer scripts: Remove --run_name, thanks sylvain! (#7521)

examples/seq2seq/builtin_trainer/train_distil_marian_enro.sh

@@ -19,5 +19,4 @@ python finetune_trainer.py \
     --do_train --do_eval --do_predict --evaluate_during_training\
     --predict_with_generate --logging_first_step \
     --task translation --label_smoothing 0.1 \
-    --run_name marian_en_ro_6_3 \
     "$@"

examples/seq2seq/builtin_trainer/train_distil_marian_enro_tpu.sh

@@ -20,5 +20,4 @@ python xla_spawn.py --num_cores $TPU_NUM_CORES \
     --do_train --do_eval --evaluate_during_training \
     --prediction_loss_only \
     --task translation --label_smoothing 0.1 \
-    --run_name marian_en_ro_6_3 \
     "$@"

examples/seq2seq/builtin_trainer/train_distilbart_cnn.sh

@@ -19,8 +19,7 @@ python finetune_trainer.py \
     --num_train_epochs=2 \
     --save_steps 3000 --eval_steps 3000 \
     --logging_first_step \
-    --max_target_length $MAX_TGT_LEN --val_max_target_length $MAX_TGT_LEN --test_max_target_length $MAX_TGT_LEN \
+    --max_target_length 56 --val_max_target_length $MAX_TGT_LEN --test_max_target_length $MAX_TGT_LEN \
     --do_train --do_eval --do_predict --evaluate_during_training \
     --predict_with_generate \
-    --run_name distilbart-cnn-12-6 \
     "$@"

examples/seq2seq/builtin_trainer/train_mbart_cc25_enro.sh

@@ -18,5 +18,4 @@ python finetune_trainer.py \
     --do_train --do_eval --do_predict --evaluate_during_training \
     --predict_with_generate --logging_first_step 
     --task translation \
-    --run_name mbart_en_ro \
     "$@"