v3.11.15
gh-115554: Improved logic for handling multiple existing py.exe launcher installs (GH-116201)
gh-93824: Reenable installation of shell extension on Windows ARM64 (GH-93825)
bpo-47171: Enable installing the py.exe launcher on Windows ARM64 (GH-32203)
bpo-33125: Enables building traditional installer for Windows ARM64 (GH-30885)
Optimize images by IMGbot (GH-21348)
bpo-46567: Add Tcl/Tk build for Windows ARM64 (GH-31574)
Issue #25102: Windows installer does not precompile for -O or -OO.
Issue #23260: Update Windows installer
Enables building compressed Windows test builds with --pack option.
