turn off google SSO by default and remove test google oauth credentials

config/config.json

@@ -35,9 +35,9 @@
             "UserApiEndpoint": ""
         },
         "google": {
-            "Allow": true,
-            "Secret": "hWN1kiPeyihN6nHr36j0oDqx",
-            "Id": "974585606220-ek5q66olpagb069pkg9ok0d7h8djeov6.apps.googleusercontent.com",
+            "Allow": false,
+            "Secret": "",
+            "Id": "",
             "Scope": "email profile",
             "AuthEndpoint": "https://accounts.google.com/o/oauth2/auth",
             "TokenEndpoint": "https://www.googleapis.com/oauth2/v3/token",