[chat] fix community example ray (#3719)

Co-authored-by: jiangwen <zxl265370@antgroup.com>

applications/Chat/examples/community/README.md

@@ -17,7 +17,7 @@ Community examples consist of both inference and training examples that have bee
 | Example                                | Description                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              | Code Example                                                      | Colab                                                                                                                                                                                                              |                                                     Author |
 |:---------------------------------------|:---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|:------------------------------------------------------------------|:-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------------------------------------------------:|
 | Peft           | Adding Peft support for SFT and Prompts model training                                                                                                                                                                                                                                                                                                                                                                                                                                   | [Huggingface Peft](https://github.com/hpcaitech/ColossalAI/tree/main/applications/Chat/examples/community/peft)     | - |             [YY Lin](https://github.com/yynil) |
-| Train prompts on Ray           | A Ray based implementation of Train prompts example                                                                                                                                                                                                                                                                                                                                                                                                                                   | [Huggingface Peft](https://github.com/hpcaitech/ColossalAI/tree/main/applications/Chat/examples/community/ray)     | - |             [MisterLin1995](https://github.com/MisterLin1995) |
+| Train prompts on Ray           | A Ray based implementation of Train prompts example                                                                                                                                                                                                                                                                                                                                                                                                                                   | [Training On Ray](https://github.com/hpcaitech/ColossalAI/tree/main/applications/Chat/examples/community/ray)     | - |             [MisterLin1995](https://github.com/MisterLin1995) |
 |...|...|...|...|...|
 
 ### How to get involved