bpo-37697: Sync with importlib_metadata 0.19 (GH-14993) (GH-14995)

* bpo-37697: Sync with importlib_metadata 0.19

* Run make regen-importlib

* 📜🤖 Added by blurb_it.
(cherry picked from commit 049460da9c7b5f51732e2966195c44713af9dc4c)

Co-authored-by: Jason R. Coombs <jaraco@jaraco.com>
7 files changed