Remove social-auth-app-django from requirements/requirements_resource……_registry.in (ansible#643)

##### SUMMARY
<!--- Describe the change, including rationale and design decisions -->
This PR is to address 'relation "social_auth_usersocialauth" does not
exist' error
<!---
##### ISSUE TYPE
<!--- Pick one below and delete the rest: -->

 - Bug, Docs Fix or other nominal change

Author: djyasin

requirements/requirements_resource_registry.in

@@ -3,5 +3,4 @@
 asgiref
 pyjwt
 requests
-social-auth-app-django
 urllib3