Set Mime dependency correctly

Author: curry684

composer.json

@@ -45,7 +45,7 @@
         "symfony/css-selector": "^4.2|^5.0",
         "symfony/dom-crawler": "^4.2|^5.0",
         "symfony/intl": "^4.2|^5.0",
-        "symfony/mime": "^5.1",
+        "symfony/mime": "^4.2|^5.0",
         "symfony/phpunit-bridge": "^4.2|^5.0",
         "symfony/twig-bundle": "^4.2|^5.0",
         "symfony/var-dumper": "^4.2|^5.0",