NetworkDriverEntities: add GwAllocCheckEntity

 docker_plugin_api/NetworkDriverEntities.py

@@ -1,3 +1,11 @@
class GwAllocCheckEntity:
    def __init__(self, Options: dict = None):
        if Options is None:
            Options = {}

        self.Options = Options


class NetworkIpDataEntity:
    def __init__(self, AddressSpace: str, Pool: str, Gateway: str = None, AuxAddresses: dict = None):
        if AuxAddresses is None: