chore(deps): bump @lezer/javascript from 1.4.20 to 1.4.21

Bumps [@lezer/javascript](https://github.com/lezer-parser/javascript) from 1.4.20 to 1.4.21.
- [Changelog](https://github.com/lezer-parser/javascript/blob/main/CHANGELOG.md)
- [Commits](lezer-parser/javascript@1.4.20...1.4.21)

---
updated-dependencies:
- dependency-name: "@lezer/javascript"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>