Release prep v8.2.0

[github-actions[bot]]

Automated release-prep through pdk-templates from commit ad3d101b3e7e8926c9db06a336c76a4d77fef30b. Please verify before merging:

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