Release prep v7.1.0

[github-actions[bot]]

Automated release-prep through pdk-templates from commit 55b0e996343e69322e6ca2b1f8203ed8d4c8e8a0. Please verify before merging:

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