Have to add fixed path instead of composer plugin for composer v2

Author: jasonshillingford

composer.json

@@ -4,8 +4,7 @@
     "description": "MessageCloud Coding Standard",
     "require": {
         "squizlabs/php_codesniffer": "^3.0",
-        "slevomat/coding-standard": "^6.0",
-        "dealerdirect/phpcodesniffer-composer-installer": "^0.7.0"
+        "slevomat/coding-standard": "^6.0"
     },
     "require-dev": {
         "roave/security-advisories": "dev-master"

ruleset.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0"?>
 <ruleset name="MessageCloud Coding Standard">
+    <config name="installed_paths" value="vendor/slevomat/coding-standard"/>
     <description>MessageCloud PHP Coding Standard. Essentially PSR2 with some modifications.</description>
 
     <arg name="colors"/>