Bump monolog/monolog from 3.3.1 to 3.4.0

Bumps [monolog/monolog](https://github.com/Seldaek/monolog) from 3.3.1 to 3.4.0.
- [Release notes](https://github.com/Seldaek/monolog/releases)
- [Changelog](https://github.com/Seldaek/monolog/blob/main/CHANGELOG.md)
- [Commits](Seldaek/monolog@3.3.1...3.4.0)

---
updated-dependencies:
- dependency-name: monolog/monolog
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

composer.json

@@ -47,7 +47,7 @@
         "league/oauth2-server": "^8.5",
         "mexitek/phpcolors": "^1.0",
         "michelf/php-markdown": "^2.0",
-        "monolog/monolog": "^3.3",
+        "monolog/monolog": "^3.4",
         "paragonie/sodium_compat": "^1.20",
         "psr/cache": "^3.0",
         "psr/log": "^3.0",