## Description of the problem, including code/CLI snippet According to the documentation, if pushrules are missing from a group, the function `group.pushrules.get()` should return None. ## Expected Behavior According to the documentation, if pushrules are missing from a group, the function `group.pushrules.get()` should return None. ## Actual Behavior It is raising the following error: `gitlab.exceptions.GitlabHttpError: 404: 404 Not Found` ## Specifications - python-gitlab version: 3.11.0 - API version you are using (v3/v4): v4 - Gitlab server version (or gitlab.com): gitlab.com