Bump leaflet from 1.9.2 to 1.9.3

Bump leaflet from 1.9.2 to 1.9.3

Bumps [leaflet](https://github.com/Leaflet/Leaflet) from 1.9.2 to 1.9.3.
- [Release notes](https://github.com/Leaflet/Leaflet/releases)
- [Changelog](https://github.com/Leaflet/Leaflet/blob/main/CHANGELOG.md)
- [Commits](https://github.com/Leaflet/Leaflet/compare/v1.9.2...v1.9.3)

---
updated-dependencies:
- dependency-name: leaflet
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>