MC-14917: Update Symfony components to 4.4LTS for 2.4.x

Author: irenelagno

composer.json

@@ -46,9 +46,9 @@
         "phpseclib/mcrypt_compat": "1.0.8",
         "phpseclib/phpseclib": "2.0.*",
         "ramsey/uuid": "~3.8.0",
-        "symfony/console": "~4.1.0||~4.2.0||~4.3.0",
-        "symfony/event-dispatcher": "~4.1.0||~4.2.0||~4.3.0",
-        "symfony/process": "~4.1.0||~4.2.0||~4.3.0",
+        "symfony/console": "~4.4.0",
+        "symfony/event-dispatcher": "~4.4.0",
+        "symfony/process": "~4.4.0",
         "tedivm/jshrink": "~1.3.0",
         "tubalmartin/cssmin": "4.1.1",
         "webonyx/graphql-php": "^0.13.8",