Release prep v2.1.1

[github-actions[bot]]

Automated release-prep through pdk-templates from commit 0833042503f7ab8a2b0afafd81c32a10567d1731. Please verify before merging:

• [ ] last nightly run is green
• [ ] Changelog is readable and has no unlabeled pull requests
• [ ] Ensure the changelog version and metadata version match