[5.3] Removing dealerdirect/phpcodesniffer-composer-installer entirely (#44757)

* Updating dealerdirect/phpcodesniffer-composer-installer to 1.0.0

* Removing dealerdirect/phpcodesniffer-composer-installer entirely

Author: Hackwar

composer.json

@@ -14,10 +14,7 @@
       "php": "8.1.0"
     },
     "vendor-dir": "libraries/vendor",
-    "github-protocols": ["https"],
-    "allow-plugins": {
-      "dealerdirect/phpcodesniffer-composer-installer": true
-    }
+    "github-protocols": ["https"]
   },
   "support": {
     "issues": "https://issues.joomla.org/",
@@ -113,7 +110,6 @@
     "phpunit/phpunit": "^9.6.21",
     "friendsofphp/php-cs-fixer": "^3.64.0",
     "squizlabs/php_codesniffer": "^3.10.3",
-    "dealerdirect/phpcodesniffer-composer-installer": "^0.7.2",
     "joomla/mediawiki": "^3.0",
     "joomla/test": "~3.0",
     "phpstan/phpstan": "^2.0",