Update MLA links in Unity discussion

Author: maryamziaa

com.unity.ml-agents/Documentation~/Readme.md

@@ -84,7 +84,7 @@ Additionally, if you use the MA-POCA trainer in your research, we ask that you c
 
 The ML-Agents Toolkit is an open-source project and we encourage and welcome contributions. If you wish to contribute, be sure to review our [contribution guidelines](CONTRIBUTING.md) and [code of conduct](https://github.com/Unity-Technologies/ml-agents/blob/release_22/CODE_OF_CONDUCT.md).
 
-For problems with the installation and setup of the ML-Agents Toolkit, or discussions about how to best setup or train your agents, please create a new thread on the [Unity ML-Agents discussion forum](https://forum.unity.com/forums/ml-agents.453/). Be sure to use the ML-Agents tag and include as many details as possible to help others assist you effectively. If you run into any other problems using the ML-Agents Toolkit or have a specific feature request, please [submit a GitHub issue](https://github.com/Unity-Technologies/ml-agents/issues).
+For problems with the installation and setup of the ML-Agents Toolkit, or discussions about how to best setup or train your agents, please create a new thread on the [Unity ML-Agents discussion forum](https://discussions.unity.com/tag/ml-agents). Be sure to include as many details as possible to help others assist you effectively. If you run into any other problems using the ML-Agents Toolkit or have a specific feature request, please [submit a GitHub issue](https://github.com/Unity-Technologies/ml-agents/issues).
 
 Please tell us which samples you would like to see shipped with the ML-Agents Unity package by replying to [this discussion thread](https://discussions.unity.com/t/help-shape-the-future-of-ml-agents/1661019).
 

com.unity.ml-agents/Documentation~/index.md

@@ -33,7 +33,7 @@ The package allows you to convert any Unity scene into a learning environment an
 
 The ML-Agents Toolkit is an open-source project, and we encourage and welcome contributions. If you wish to contribute, be sure to review our [contribution guidelines](CONTRIBUTING.md) and [code of conduct](https://github.com/Unity-Technologies/ml-agents/blob/release_22/CODE_OF_CONDUCT.md).
 
-For problems with the installation and setup of the ML-Agents Toolkit, or discussions about how to best setup or train your agents, please create a new thread on the [Unity ML-Agents discussion forum](https://forum.unity.com/forums/ml-agents.453/). Be sure to use the ML-Agents tag and include as many details as possible to help others assist you effectively. If you run into any other problems using the ML-Agents Toolkit or have a specific feature request, please [submit a GitHub issue](https://github.com/Unity-Technologies/ml-agents/issues).
+For problems with the installation and setup of the ML-Agents Toolkit, or discussions about how to best setup or train your agents, please create a new thread on the [Unity ML-Agents discussion forum](https://discussions.unity.com/tag/ml-agents). Be sure to include as many details as possible to help others assist you effectively. If you run into any other problems using the ML-Agents Toolkit or have a specific feature request, please [submit a GitHub issue](https://github.com/Unity-Technologies/ml-agents/issues).
 
 Please tell us which samples you would like to see shipped with the ML-Agents Unity package by replying to [this discussion thread](https://discussions.unity.com/t/help-shape-the-future-of-ml-agents/1661019).