style fix

Author: vchavatapalli

test/test_datasource.py

@@ -255,7 +255,7 @@ def test_update_connections(self) -> None:
             updated_ids = [conn.id for conn in connection_items]
 
             self.assertEqual(updated_ids, connection_luids)
-            self.assertEqual("auth-keypair",connection_items[0].auth_type)
+            self.assertEqual("auth-keypair", connection_items[0].auth_type)
 
     def test_populate_permissions(self) -> None:
         with open(asset(POPULATE_PERMISSIONS_XML), "rb") as f: