code: func (s *GroupsService) DeleteGroupDescription(groupID string) (*Response, error) {
  	u := fmt.Sprintf("groups/%s/description'", groupID)
  	return s.client.DeleteRequest(u, nil)
  }
docs: // DeleteGroupDescription deletes the description of a Gerrit internal group.
  //
  // Gerrit API docs: https://gerrit-review.googlesource.com/Documentation/rest-api-groups.html#delete-group-description