chore(deps): update dependency squizlabs/php_codesniffer to v3.9.1

Author: renovate[bot]

composer.json

@@ -15,7 +15,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "9.6.11",
-        "squizlabs/php_codesniffer": "3.7.1"
+        "squizlabs/php_codesniffer": "3.9.1"
     },
     "autoload": {
         "psr-4": {