#20 downgraded symfony/error-handler to match 7.1

Author: oleg-andreyev

composer.json

@@ -17,7 +17,7 @@
         "phpunit/phpunit": "^7.5",
         "phpbench/phpbench": "^0.16.9",
         "vimeo/psalm": "^3.5",
-        "symfony/error-handler": "^5.1"
+        "symfony/error-handler": "^4.4"
     },
     "autoload": {
         "psr-4": {