##### 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.
response = self._find_account_uri(username=user.get('account_username'),
                                          acct_id=user.get('account_id'))
        if not response['ret']:
            return response
        uri = response['uri']
        payload = {'Password': user['account_password']}
        response = self.patch_request(self.root_uri + uri, payload)
        if response['ret'] is False:
            return response
        return {'ret': True}
    def update_user_name(self, user):
        if not user.get('account_updatename'):
            return {'ret': False, 'msg':
                    'Must provide account_updatename for UpdateUserName command'}
        response = self._find_account_uri(username=user.get('account_username'),
                                          acct_id=user.get('account_id'))
        if not response['ret']:
            return response
        uri = response['uri']
        payload = {'UserName': user['account_updatename']}
        response = self.patch_request(self.root_uri + uri, payload)
        if response['ret'] is False:
            return response
        return {'ret': True}
    def update_accountservice_properties(self, user):
        if user.get('account_properties') is None:
            return {'ret': False, 'msg':
                    'Must provide account_properties for UpdateAccountServiceProperties command'}
        account_properties = user.get('account_properties')