Bump barryvdh/laravel-ide-helper from 2.14.0 to 2.15.0

Bumps [barryvdh/laravel-ide-helper](https://github.com/barryvdh/laravel-ide-helper) from 2.14.0 to 2.15.0.
- [Release notes](https://github.com/barryvdh/laravel-ide-helper/releases)
- [Changelog](https://github.com/barryvdh/laravel-ide-helper/blob/master/CHANGELOG.md)
- [Commits](barryvdh/laravel-ide-helper@v2.14.0...v2.15.0)

---
updated-dependencies:
- dependency-name: barryvdh/laravel-ide-helper
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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