(chore): Bump spatie/laravel-package-tools in the composer group

Bumps the composer group with 1 update: [spatie/laravel-package-tools](https://github.com/spatie/laravel-package-tools).


Updates `spatie/laravel-package-tools` from 1.18.1 to 1.18.3
- [Release notes](https://github.com/spatie/laravel-package-tools/releases)
- [Changelog](https://github.com/spatie/laravel-package-tools/blob/main/CHANGELOG.md)
- [Commits](spatie/laravel-package-tools@1.18.1...1.18.3)

---
updated-dependencies:
- dependency-name: spatie/laravel-package-tools
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: composer
...

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