fix "the the" per Acrolinx

Author: American-Dipper

articles/app-service/configure-authentication-user-identities.md

@@ -7,7 +7,7 @@ ms.date: 03/29/2021
 
 # Work with user identities in Azure App Service authentication
 
-This article shows you how to work with user identities when using the the built-in [authentication and authorization in App Service](overview-authentication-authorization.md). 
+This article shows you how to work with user identities when using the built-in [authentication and authorization in App Service](overview-authentication-authorization.md). 
 
 ## Access user claims in app code
 
@@ -133,4 +133,4 @@ If the [token store](overview-authentication-authorization.md#token-store) is en
 ## Next steps
 
 > [!div class="nextstepaction"]
-> [Tutorial: Authenticate and authorize users end-to-end](tutorial-auth-aad.md)
+> [Tutorial: Authenticate and authorize users end-to-end](tutorial-auth-aad.md)