[smart_holder] git merge master#5519

Merged

rwgk merged 3 commits intopybind:smart_holderfrom

rwgk:sh_merge_master

Feb 13, 2025

Commits on Feb 8, 2025

Remove some maybe-uninitialized warnings (#5516)

daizhirui
and
rwgk
authored

Commits on Feb 12, 2025

Make PYBIND11_INTERNALS_VERSION 6 the default on all platforms. (#5512)
rwgk
authored

Commits on Feb 13, 2025

Merge branch 'master' into sh_merge_master
rwgk
committed