Bump mapbox-gl from 3.9.3 to 3.9.4

Bumps [mapbox-gl](https://github.com/mapbox/mapbox-gl-js) from 3.9.3 to 3.9.4.
- [Release notes](https://github.com/mapbox/mapbox-gl-js/releases)
- [Changelog](https://github.com/mapbox/mapbox-gl-js/blob/main/CHANGELOG.md)
- [Commits](mapbox/mapbox-gl-js@v3.9.3...v3.9.4)

---
updated-dependencies:
- dependency-name: mapbox-gl
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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