ci: Split sdist/wheels workflows

Fix more breakage from incompatible
{upload,download}-artifact@v4 changes.

Increase version to 2.10.0

ci: Increase version to 2.9.2

forgot one place in previous patch

ci: Increase version to 2.9.1

ci: Increase version to 2.9.0

ci: Increase version to 2.8.0

ci: Increase version to 2.7.1

ci: Increase version to 2.7.0

ci: Increase version to 2.6.1

ci: Increase version to 2.6.0