v3.15.0a2
bpo-27425: Be more explicit in .gitattributes (GH-840)
bpo-36511: clean up python process before deploy on ARM Windows buildbots (GH-14431)
bpo-36511: Improve ARM32 buildbot scripts (GH-14251)
gh-115556: Remove quotes from command-line arguments in test.bat and rt.bat (#115557)