[3.12] gh-74668: Fix support of bytes in urllib.parse.parse_qsl() (GH-115771) (GH-116366)

urllib.parse functions parse_qs() and parse_qsl() now support bytes
arguments containing raw and percent-encoded non-ASCII data.
(cherry picked from commit bdba8ef42b15e651dc23374a08143cc2b4c4657d)

Co-authored-by: Serhiy Storchaka <[email protected]>

CPython-sync-commit-latest: 55faaa5c3661e96f38e23e5ceedafd3f9fac8272

Author: github-actions[bot]