Update composer dev packages versions

Author: Prometee

composer.json

@@ -8,7 +8,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^8|^9",
-        "symplify/easy-coding-standard": "^7.2",
+        "symplify/easy-coding-standard": "^7.3",
         "php-http/guzzle6-adapter": "^2.0",
         "phpstan/phpstan": "^0.12"
     },