composer(deps): update friendsofphp/php-cs-fixer requirement

Updates the requirements on [friendsofphp/php-cs-fixer](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer) to permit the latest version.
- [Release notes](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/releases)
- [Changelog](https://github.com/PHP-CS-Fixer/PHP-CS-Fixer/blob/master/CHANGELOG.md)
- [Commits](PHP-CS-Fixer/PHP-CS-Fixer@v3.68.3...v3.68.5)

---
updated-dependencies:
- dependency-name: friendsofphp/php-cs-fixer
  dependency-type: direct:production
...

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

Author: dependabot[bot]

composer.json

@@ -35,7 +35,7 @@
     "ext-mbstring": "*",
     "ext-tokenizer": "*",
     "dealerdirect/phpcodesniffer-composer-installer": "^1.0.0",
-    "friendsofphp/php-cs-fixer": "^3.68.3",
+    "friendsofphp/php-cs-fixer": "^3.68.5",
     "slevomat/coding-standard": "^8.15.0",
     "squizlabs/php_codesniffer": "^3.11.3"
   },