chore: bump version to v2026.4.324 and update changelog}
- Bump package version from 2026.4.323 to 2026.4.324
- Update p3x-redis-ui-material dependency from ^2026.4.321 to ^2026.4.322
- Add changelog entry for v2026.4.324 with CodeMirror 6 editor migration,
free enterprise mode, 4 new locales, stream view improvements, and
removal of unused AngularJS files and components
- Update build version references across README, artifacts, changelogs,
and contributors docs
- Update yarn.lock with new p3x-redis-ui-material resolved version