Update dependency squizlabs/php_codesniffer to v4

| datasource | package                   | from   | to    |
| ---------- | ------------------------- | ------ | ----- |
| packagist  | squizlabs/php_codesniffer | 3.13.4 | 4.0.0 |

Author: renovate[bot]

composer.json

@@ -32,7 +32,7 @@
         "react/child-process": "^0.6.6",
         "react/http": "^1.11",
         "roave/security-advisories": "dev-latest",
-        "squizlabs/php_codesniffer": "^3.13.2",
+        "squizlabs/php_codesniffer": "^4.0.0",
         "vimeo/psalm": "^6.13.0"
     },
     "conflict": {