[3.9] bpo-40376: slightly improved the wording for os.getgrouplist (GH-19702)#91557

ambv merged 1 commit intopython:3.9python/cpython:3.9from

miss-islington:backport-bd26ef5-3.9miss-islington/cpython:backport-bd26ef5-3.9Copy head branch name to clipboard