chore(deps-dev): update symfony/monolog-bundle requirement || ^4.0

Updates the requirements on [symfony/monolog-bundle](https://github.com/symfony/monolog-bundle) to permit the latest version.
- [Release notes](https://github.com/symfony/monolog-bundle/releases)
- [Changelog](https://github.com/symfony/monolog-bundle/blob/4.x/CHANGELOG.md)
- [Commits](symfony/monolog-bundle@v3.8.0...v4.0.0)

---
updated-dependencies:
- dependency-name: symfony/monolog-bundle
  dependency-version: 4.0.0
  dependency-type: direct:development
...

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

Author: dependabot[bot]

composer.json

@@ -104,7 +104,7 @@
         "symfony/doctrine-bridge": "^6.4|^7.0|^8.0",
         "symfony/filesystem": "^6.4|^7.0|^8.0",
         "symfony/finder": "^6.4|^7.0|^8.0",
-        "symfony/monolog-bundle": "^3.8",
+        "symfony/monolog-bundle": "^3.8 || ^4.0",
         "symfony/twig-bundle": "^6.4|^7.0|^8.0",
         "symfony/var-dumper": "^6.4|^7.0|^8.0",
         "symfony/var-exporter": "^6.4|^7.0|^8.0",