Merge pull request #885 from microsoftgraph/andrueastman-patch-1

docs: Fixes broken link in readme

Author: andrueastman

README.md

@@ -25,7 +25,7 @@ Register your application to use Microsoft Graph API by following the steps at [
 
 The Microsoft Graph .NET Client Library supports the use of TokenCredential classes in the [Azure.Identity](https://www.nuget.org/packages/Azure.Identity) library.
 
-You can read more about available Credential classes [here](https://docs.microsoft.com/en-us/dotnet/api/overview/azure/identity-readme#key-concepts) and examples on how to quickly setup TokenCredential instances can be found [here](https://github.com/microsoftgraph/msgraph-sdk-dotnet/blob/feature/5.0/docs/tokencredentials.md).
+You can read more about available Credential classes [here](https://docs.microsoft.com/en-us/dotnet/api/overview/azure/identity-readme#key-concepts) and examples on how to quickly setup TokenCredential instances can be found [here](https://github.com/microsoftgraph/msgraph-sdk-dotnet/blob/main/docs/tokencredentials.md).
 
 The recommended library for authenticating against Microsoft Identity (Azure AD) is [MSAL](https://github.com/AzureAD/microsoft-authentication-library-for-dotnet).