[3.13] `Doc/library/os.rst`: Remove spurious parenthesis (GH-139205)#139218

ZeroIntensity merged 1 commit intopython:3.13python/cpython:3.13from

miss-islington:backport-9c3d09b-3.13miss-islington/cpython:backport-9c3d09b-3.13Copy head branch name to clipboard