bpo-45604: add `level` argument to `multiprocessing.log_to_stderr` func (GH-29226) (GH-29283)

Co-authored-by: blurb-it[bot] <43283697+blurb-it[bot]@users.noreply.github.com>
(cherry picked from commit 1fb968c07a76fb2d1ec8c14a0026f1d15828f4a5)

Co-authored-by: Nikita Sobolev <mail@sobolevn.me>
2 files changed