Wrong base class causes error when checking code with mypy:
kafka/protocol/admin.py:928: error: Class kafka.protocol.admin.DescribeClientQuotasResponse_v0 has abstract attributes "RESPONSE_TYPE"
kafka/protocol/admin.py:928: note: If it is meant to be abstract, add 'abc.ABCMeta' as an explicit metaclass
Wrong base class causes error when checking code with mypy:
This change is