Upgrade to .NET 10, runner images to windows-2025, use only 26100 Windows SDK - #852

Upgrade to .NET 10, runner images to windows-2025, use only 26100 Windows SDK#852

Arlodotexe wants to merge 20 commits into

mainCommunityToolkit/Windows:mainfrom

check,ci/runner,images,github,actions/improvement/windows-2025,upgrade,windows-sdks/5.12.2026,arlodotexeCommunityToolkit/Windows:check,ci/runner,images,github,actions/improvement/windows-2025,upgrade,windows-sdks/5.12.2026,arlodotexeCopy head branch name to clipboard