chore(deps): update dependency brainbits/phpcs-standard to v8

Author: renovate[bot]

composer.json

@@ -15,7 +15,7 @@
         "psr/clock": "^1.0"
     },
     "require-dev": {
-        "brainbits/phpcs-standard": "^7.0.1",
+        "brainbits/phpcs-standard": "^8.0.0",
         "brainbits/phpstan-rules": "^4.0",
         "matthiasnoback/symfony-config-test": "^6.0",
         "matthiasnoback/symfony-dependency-injection-test": "^6.0",