chore(release): bump version to v2026.4.622 and update changelog}
- Bump package version from v2026.4.620 to v2026.4.622
- Update p3x-redis-ui-material dependency from ^2026.4.391 to ^2026.4.393
- Update p3x-redis-ui-server dependency from ^2026.4.330 to ^2026.4.331
- Add changelog entry for v2026.4.622: simplified publish workflow by removing Grunt version bump steps from submodule repositories
- Update build version references across README, artifacts, changelogs, and contributors docs
- Regenerate yarn.lock with updated dependency resolutions