v1.2.221-nightly

What's Changed

Exciting New Features ✨

• feat: add downcast_owned_builder by @ariesdevil in #13765
• feat(planner): Support decorrelate ProjectSet operator by @leiysky in #13784

Thoughtful Bug Fix 🔧

• fix: fix order by contains count in scalar subquery by @xudong963 in #13782

Others 📒

• chore(ci): fix generate changelog path by @everpcpc in #13780
• chore(ci): fix generate changelog path by @everpcpc in #13781

Full Changelog: v1.2.220-nightly...v1.2.221-nightly