Update org.md

Add example on how to assign Microsoft Graph permission on a managed identity, as this is not possible through the Azure Portal. Up until recently no official Microsoft documentation existed for it, but now it does

Signed-off-by: Martin Ehrnst <martin@ehrnst.no>

docs/integrations/azure/org.md

@@ -96,7 +96,7 @@ To authenticate with a certificate rather than a client secret, you can set the
 If deploying to resources that supports Managed Identity, and has identities configured (e.g. Azure App Services, Azure Container Apps), Managed Identity should be picked up without any additional configuration.
 If your app has multiple managed identities, you may need to set the `AZURE_CLIENT_ID` environment variable to tell Azure Identity which identity to use.
 
-You will need to grant the same permissions to your identity as described for App Registrations above.
+To grant the managed identity the same permissions as mentioned in *App Registration* above, [please follow this guide](https://docs.microsoft.com/en-us/azure/app-service/tutorial-connect-app-access-microsoft-graph-as-app-javascript?tabs=azure-powershell)
 
 ## Filtering imported Users and Groups