Bump barryvdh/laravel-debugbar from 3.16.3 to 4.2.8

Bumps [barryvdh/laravel-debugbar](https://github.com/barryvdh/laravel-debugbar) from 3.16.3 to 4.2.8.
- [Release notes](https://github.com/barryvdh/laravel-debugbar/releases)
- [Changelog](https://github.com/fruitcake/laravel-debugbar/blob/master/CHANGELOG.md)
- [Upgrade guide](https://github.com/fruitcake/laravel-debugbar/blob/master/UPGRADE.md)
- [Commits](fruitcake/laravel-debugbar@v3.16.3...v4.2.8)

---
updated-dependencies:
- dependency-name: barryvdh/laravel-debugbar
  dependency-version: 4.2.8
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

composer.json

@@ -39,7 +39,7 @@
         "symfony/mailgun-mailer": "^8.0"
     },
     "require-dev": {
-        "barryvdh/laravel-debugbar": "^3.16",
+        "barryvdh/laravel-debugbar": "^4.2",
         "fakerphp/faker": "^1.23",
         "mockery/mockery": "^1.6",
         "nunomaduro/collision": "^8.0",