[3.8] bpo-40014: Fix os.getgrouplist() (GH-19126)#19143

miss-islington merged 1 commit intopython:3.8python/cpython:3.8from

miss-islington:backport-f5c7cab-3.8miss-islington/cpython:backport-f5c7cab-3.8Copy head branch name to clipboard