Update to composer 2

Author: AydinHassan

composer.json

@@ -32,7 +32,7 @@
         "guzzlehttp/guzzle": "^7.2"
     },
     "require-dev": {
-        "composer/composer": "dev-master",
+        "composer/composer": "^2.0",
         "squizlabs/php_codesniffer": "^3.4",
         "symfony/phpunit-bridge": "^5.1",
         "phpstan/phpstan": "^0.12.50",