Merge `main` into `release/6.3`#1121

Merged

beccadax merged 14 commits intorelease/6.3from

automerge/merge-main-2025-12-15_09-13

Dec 17, 2025

Commits on Dec 10, 2025

Merge pull request #1112 from swiftlang/dependabot/github_actions/actions/checkout-6
bnbarham
authored

Commits on Dec 11, 2025

Commits on Dec 15, 2025

Revert "Merge pull request #1116 from bnbarham/bump-to-604"
allevato
committed