[Publish][python] Bump tsp 1.2.1#3128

Merged

msyyc merged 7 commits intomainfrom

auto-microsoft-publish/python-2025-07-16

Jul 17, 2025

Commits on Jul 11, 2025

update for override test case
msyyc
committed

Commits on Jul 16, 2025

Update dependencies

AutoPrFromHttpClientPython
authored and
AutoPrFromHttpClientPython
committed
sync with typespec repo
msyyc
committed
Update dependencies (2025-07-16 05:45:50)

AutoPrFromHttpClientPython
authored and
AutoPrFromHttpClientPython
committed
Regenerate for typespec-python (2025-07-16 05:50:53)

AutoPrFromHttpClientPython
authored and
AutoPrFromHttpClientPython
committed
add test and changelog
msyyc
committed
update changelog
msyyc
committed