v6.2.0

What's Changed

• chore: add persist-credentials: false to all actions/checkout steps
• chore: ai-pr-review から persist-credentials: false を削除
• fix: remove unused dropbear build from cross Dockerfiles
• fix: clarify deactivation logging in metric tasks
• chore: remove qemu runner scripts from cross dockerfiles
• ci: add bot exclusion and self-modify skip to AI PR review
• fix: push LICENSE-THIRD-PARTY.md to nodex
• refactor: introduce DidcommAuthorizationChecker trait (#791 follow-up)
• feat: add studio-based didcomm authorization check
• chore(deps): drop requests version pin in examples/python
• chore(deps): update debian docker tag to bullseye-20260505
• chore(deps): update debian docker tag to bullseye-20260518
• chore(deps): update github actions
• fix: filter invalid MAC addres before device checkin
• chore(deps): update rust to v1.95.0
• chore: bump version to v6.2.0