adding link to github docs

Author: rwike77

articles/active-directory/develop/workload-identity-federation.md

@@ -53,3 +53,4 @@ The workflow for exchanging an external token for an access token is the same, h
 Learn more about how workload identity federation works:
 - How Azure AD uses the [OAuth 2.0 client credentials grant](v2-oauth2-client-creds-grant-flow.md#third-case-access-token-request-with-a-federated-credential) and a client assertion issued by another IdP to get a token.
 - How to create, delete, get, or update [federated identity credentials](/graph/api/resources/federatedidentitycredentials-overview?view=graph-rest-beta&preserve-view=true) on an app registration using Microsoft Graph.
+- Read the [GitHub Actions documentation](https://docs.github.com/actions/deployment/security-hardening-your-deployments/configuring-openid-connect-in-azure) to learn more about configuring your GitHub Actions workflow to get an access token from Microsoft identity provider and access Azure resources.