Updated to add link to breaking changes doc

Author: markweitzel

azure/README.md

@@ -5,7 +5,8 @@ Designing powerful APIs with strong defaults, consistent behavior across related
 * [Considerations for Service Design](ConsiderationsForServiceDesign.md)
 * [Guidelines](Guidelines.md)
 * [OpenAPI Style Guidelines](https://github.com/Azure/azure-api-style-guide/blob/main/README.md)
+* [Breaking Changes](https://aka.ms/azapi/breakingchanges)
 
 You can reach out to use via [email](mailto://[email protected]) or in our [Teams](https://teams.microsoft.com/l/team/19%3a3ebb18fded0e47938f998e196a52952f%40thread.tacv2/conversations?groupId=1a10b50c-e870-4fe0-8483-bf5542a8d2d8&tenantId=72f988bf-86f1-41af-91ab-2d7cd011db47) channel.
 
-<sub>Note: The Teams channel is internal MS.</sup>
+<sub>Note: The Teams channel is internal MS.</sup>