build(deps): Bump polygon-clipping from 0.15.3 to 0.15.7

Bumps [polygon-clipping](https://github.com/mfogel/polygon-clipping) from 0.15.3 to 0.15.7.
- [Changelog](https://github.com/mfogel/polygon-clipping/blob/main/CHANGELOG.md)
- [Commits](mfogel/polygon-clipping@v0.15.3...v0.15.7)

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

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