[release/2026-03B] Remove Alpine 3.22 images#7069

lbussell merged 2 commits intorelease/2026-03Bdotnet/dotnet-docker:release/2026-03Bfrom

backport/pr-7062-to-release/2026-03Bdotnet/dotnet-docker:backport/pr-7062-to-release/2026-03BCopy head branch name to clipboard