build(deps-dev): update squizlabs/php_codesniffer requirement

Updates the requirements on [squizlabs/php_codesniffer](https://github.com/PHPCSStandards/PHP_CodeSniffer) to permit the latest version.
- [Release notes](https://github.com/PHPCSStandards/PHP_CodeSniffer/releases)
- [Changelog](https://github.com/PHPCSStandards/PHP_CodeSniffer/blob/4.x/CHANGELOG-4.x.md)
- [Commits](PHPCSStandards/PHP_CodeSniffer@3.11.0...4.0.0)

---
updated-dependencies:
- dependency-name: squizlabs/php_codesniffer
  dependency-version: 4.0.0
  dependency-type: direct:development
...

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

Author: dependabot[bot]

composer.json

@@ -42,7 +42,7 @@
         "overtrue/phplint": "^9.5",
         "phpstan/phpstan": "^2.1",
         "phpunit/phpunit": "^12.0",
-        "squizlabs/php_codesniffer": "^3.11"
+        "squizlabs/php_codesniffer": "^4.0"
     },
     "scripts": {
         "post-root-package-install": [