3.9
Issue #28402: Adds signed catalog files for stdlib on Windows.
bpo-46948: Fix CVE-2022-26488 by ensuring the Windows Installer correctly uses the install path during repair (GH-31728)
Simplify MSI projects.
Issue #24910: Windows MSIs now have unique display names.
Issue #23260: Update Windows installer
bpo-40503: PEP 615: Tests and implementation for zoneinfo (GH-19909)