[tiny] Update train config comment header (#1809)

Author: wizeng23

configs/examples/fineweb_ablation_pretraining/ddp/train.yaml

@@ -10,7 +10,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   model_name: "HuggingFaceFW/ablation-model-fineweb-v1"

configs/examples/fineweb_ablation_pretraining/fsdp/train.yaml

@@ -10,7 +10,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   model_name: "HuggingFaceFW/ablation-model-fineweb-v1"

configs/examples/grpo_tldr/train.yaml

@@ -10,7 +10,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   model_name: "Qwen/Qwen2-0.5B-Instruct"

configs/examples/grpo_verl_countdown/train.yaml

@@ -10,7 +10,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   model_name: "d1shs0ap/cognitive-behaviors-Llama-3.2-3B"

configs/examples/grpo_verl_geometry3k/train.yaml

@@ -10,7 +10,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   # For 7B model "Qwen/Qwen2.5-VL-7B-Instruct", a node with 8 GPUs is recommended.

configs/examples/letter_counting/grpo/train.yaml

@@ -12,7 +12,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   model_name: "meta-llama/Llama-3.2-3B-Instruct"

configs/projects/aya/sft/train.yaml

@@ -12,7 +12,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   model_name: "meta-llama/Llama-3.1-8B-Instruct"

configs/projects/chatqa/chatqa_stage1_train.yaml

@@ -7,7 +7,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   # model_name: "openai-community/gpt2"

configs/projects/chatqa/chatqa_stage2_train.yaml

@@ -7,7 +7,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   # model_name: "openai-community/gpt2"

configs/projects/dcvlr/starter_kit/molmo-d-train-openr1.yaml

@@ -13,7 +13,7 @@
 #   - Documentation: https://oumi.ai/docs/en/latest/user_guides/train/train.html
 #   - Config class: oumi.core.configs.TrainingConfig
 #   - Config source: https://github.com/oumi-ai/oumi/blob/main/src/oumi/core/configs/training_config.py
-#   - Other training configs: configs/**/pretraining/, configs/**/sft/, configs/**/dpo/
+#   - Other training configs: configs/**/*train.yaml
 
 model:
   # model_name: "allenai/Molmo-7B-O-0924"