[3.13] gh-124785: Revert "gh-116510: Fix crash due to shared immortal interned strings (gh-124646)" (gh-124807) (#124812)

gh-124785: Revert "gh-116510: Fix crash due to shared immortal interned strings (gh-124646)" (gh-124807)

Revert "gh-116510: Fix crash due to shared immortal interned strings. (gh-124646)"

This reverts commit 98b2ed7e239c807f379cd2bf864f372d79064aac.
(cherry picked from commit 7bdfabe2d1ec353ecdc75a5aec41cce83e572391)

Co-authored-by: T. Wouters <thomas@python.org>