(cleanup) remove Python 2 remaining items #726

Job	Run time
Test wheels building / Build source distribution	11s
Test wheels building / Prepare matrix to run for 3.13 on `linux,macos-x86,macos-arm,windows,linux-aarch64`	4s
Test wheels building / Build wheels for macos-arm on macos-14	12m 9s
Test wheels building / Build wheels for linux-aarch64 on ubuntu-24.04-arm	13m 27s
Test wheels building / Build wheels for windows on windows-2022	47m 1s
Test wheels building / Build wheels for macos-x86 on macos-15-intel	23m 8s
Test wheels building / Build wheels for linux on ubuntu-24.04	14m 18s
Test wheels building / upload_pypi	0s
	1h 50m 18s

Provide feedback