style fix and updated condition in update_conf_group_protocol

Author: PratRanj07

tests/common/__init__.py

@@ -56,7 +56,8 @@ def use_group_protocol_consumer():
     @staticmethod
     def update_conf_group_protocol(conf=None):
         if conf is not None and 'group.id' in conf and TestUtils.use_group_protocol_consumer():
-            conf['group.protocol'] = 'consumer'
+            if 'group.protocol' not in conf:
+                conf['group.protocol'] = 'consumer'
 
     @staticmethod
     def remove_forbidden_conf_group_protocol_consumer(conf):

tests/integration/admin/test_describe_operations.py

@@ -184,7 +184,7 @@ def verify_describe_groups(cluster, admin_client, topic):
     # Delete group
     perform_admin_operation_sync(admin_client.delete_consumer_groups, [group], request_timeout=10)
 
-    consumer_group = 'test-group-consumer' 
+    consumer_group = 'test-group-consumer'
 
     consume_messages(cluster, consumer_group, 'consumer', topic, 2)