Add platform scheme (#184)

* added platform as a valid redirect scheme

* revert pipfile

* renamed

Author: sritanmotati

backend/Platform/settings/base.py

@@ -205,7 +205,7 @@
         "write": "Write scope",
         "introspection": "Introspect token scope",
     },
-    "ALLOWED_REDIRECT_URI_SCHEMES": ["http", "https", "platform"],
+    "ALLOWED_REDIRECT_URI_SCHEMES": ["http", "https", "pennlabs-platform"],
     "PKCE_REQUIRED": False,
     "OIDC_ENABLED": True,
     "OIDC_RSA_PRIVATE_KEY": OIDC_RSA_PRIVATE_KEY,