fix: specify pnpm version in sync-action-release workflow

fix: specify pnpm version in sync-action-release workflow

refactor: replace semantic-release with tag-based npm publish

- Change release.yml trigger from push to main to push tags v*
- Remove semantic-release and related dependencies from notcms and notcms-kit
- Remove commitizen configuration
- Use pnpm publish with softprops/action-gh-release for releases

This fixes the pnpm compatibility issue with @semantic-release/npm plugin.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>