chore(deps): bump filament/spatie-laravel-settings-plugin

Bumps [filament/spatie-laravel-settings-plugin](https://github.com/filamentphp/spatie-laravel-settings-plugin) from 5.6.7 to 5.6.8.
- [Commits](filamentphp/spatie-laravel-settings-plugin@v5.6.7...v5.6.8)

---
updated-dependencies:
- dependency-name: filament/spatie-laravel-settings-plugin
  dependency-version: 5.6.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]