GH-94736: Fix _multiprocessing.SemLock subclassing (GH-94738)

* fix allocator and deallocator

* 📜🤖 Added by blurb_it.

* code review

Co-authored-by: blurb-it[bot] <43283697+blurb-it[bot]@users.noreply.github.com>
(cherry picked from commit f5b76330cfb93e1ad1a77c71dafe719f6a808cec)

Co-authored-by: Kumar Aditya <59607654+kumaraditya303@users.noreply.github.com>

Miss Islington (bot) committed 3y ago

8464e4ae8300d6e600cd192884552ab634155625

Parent: 45896f2

Committed by GitHub <noreply@github.com> on 7/11/2022, 12:40:02 PM