RemoveProjectAvatar.
        [Preview API] Removes the avatar for the project.
        :param str project_id: The ID or name of the project.

def remove_project_avatar(self, project_id):
        """RemoveProjectAvatar.
        [Preview API] Removes the avatar for the project.
        :param str project_id: The ID or name of the project.
        """
        route_values = {}
        if project_id is not None:
            route_values['projectId'] = self._serialize.url('project_id', project_id, 'str')
        self._send(http_method='DELETE',
                   location_id='54b2a2a0-859b-4d05-827c-ec4c862f641a',
                   version='5.1-preview.1',
                   route_values=route_values)