[3.14] gh-140348: Fix using | on unusual objects plus Unions (GH-140383)#140948

JelleZijlstra merged 1 commit intopython:3.14python/cpython:3.14from

miss-islington:backport-7a9437d-3.14miss-islington/cpython:backport-7a9437d-3.14Copy head branch name to clipboard