Update monolog/monolog requirement from ^2.9.1 to ^3.7.0

Updates the requirements on [monolog/monolog](https://github.com/Seldaek/monolog) to permit the latest version.
- [Release notes](https://github.com/Seldaek/monolog/releases)
- [Changelog](https://github.com/Seldaek/monolog/blob/main/CHANGELOG.md)
- [Commits](Seldaek/monolog@2.9.1...3.7.0)

---
updated-dependencies:
- dependency-name: monolog/monolog
  dependency-type: direct:production
...

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

composer.json

@@ -11,7 +11,7 @@
         "php": "^7.4 || ^8.0",
         "consolidation/self-update": "^2.1",
         "guzzlehttp/guzzle": "^6.0 || ^7.0",
-        "monolog/monolog": "^2.9.1",
+        "monolog/monolog": "^3.7.0",
         "myclabs/php-enum": "^1.8",
         "neos/utility-files": "^7.3.10 || ^8.3.9",
         "symfony/config": "^5.0 || ^6.0 || ^7.0",