Update README.md

Update README.md with a more direct link to models availability docs.

Author: chuwik

README.md

@@ -60,7 +60,7 @@ You can run this repo virtually by using GitHub Codespaces or VS Code Remote Con
 Execute the following command, if you don't have any pre-existing Azure services and want to start from a fresh deployment.
 
 1. Run `azd up` - This will provision Azure resources and deploy this sample to those resources, including building the search index based on the files found in the `./data` folder.
-    * For the target location, the regions that currently support the models used in this sample are **East US**, **France Central**, **South Central US**, **UK South**, and **West Europe**. For an up-to-date list of regions and models, check [here](https://learn.microsoft.com/en-us/azure/cognitive-services/openai/concepts/models)
+    * For the target location, the regions that currently support the models used in this sample are **East US**, **France Central**, **South Central US**, **UK South**, and **West Europe**. For an up-to-date list of regions and models, check [here](https://learn.microsoft.com/azure/cognitive-services/openai/concepts/models#model-summary-table-and-region-availability).
 1. After the application has been successfully deployed you will see a URL printed to the console.  Click that URL to interact with the application in your browser.  
 
 It will look like the following: