##### SUMMARY
This feature would implement a SetManagerNic command for the Manager category of redfish_config, to update Manager NIC configuration. 

##### ISSUE TYPE
- Feature Idea

##### COMPONENT NAME
redfish_config

##### ADDITIONAL INFORMATION
This command would help user to configure their Manager NIC.
def __init__(self, creds, root_uri, timeout, module, resource_id=None,
                 data_modification=False):
        self.root_uri = root_uri
        self.creds = creds
        self.timeout = timeout
        self.module = module
        self.service_root = '/redfish/v1/'
        self.resource_id = resource_id
        self.data_modification = data_modification
        self._init_session()
    
    def get_request(self, uri):