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bpo-46446: Like FreeBSD, MULTIARCH should not be passed on OpenBSD (GH-30721)
gh-76595: PyCapsule_Import() now imports submodules if needed (GH-6898)
gh-154902: Add an intrinsic for conditional annotations (#155026)
gh-118150: warn in doc about results asymmetry for difflib junk (GH-153892)
gh-82183: Do not restart the busy IDLE shell when running without restart (#152745)
gh-154904: Speed up import of shutil by probing compression extensions directly (#154908)
gh-152674: Avoid quadratic behavior in xml.etree.ElementPath index predicates (GH-152676)
gh-155109: Run tests exhausting the C stack with a limited C stack (GH-155120)
gh-155266: Fix Argument Clinic for a lone optional group (GH-155267)
gh-85028: Honor startupinfo.wShowWindow with shell=True (GH-20975)
gh-124111: Update macOS installer to use Tcl/Tk 9.0.4. (#153868)