Upstream BMAD update: v6.2.2

[github-actions]

A new version of bmadcode/BMAD-METHOD is available.

Versions

• Current: v6.2.0
• Upstream: v6.2.2

Action Required

1. Update .upstream/BMAD-METHOD to the new version
2. Diff changes against current plugin content
3. Apply relevant updates to plugins/bmad/
4. Update .upstream-versions/core.json to v6.2.2

See upstream releases for changelog.

[PabloLION]

Synced in commit 6c0b88d (v6.2.2.0)