TASK: Remove unsupported neos-ui 3.x

Author: markusguenther

composer.json

@@ -12,7 +12,7 @@
         }
     ],
     "require": {
-        "neos/neos-ui-compiled": "^3.0 || ^4.0 || ^5.0 || ^7.0"
+        "neos/neos-ui-compiled": "^4.0 || ^5.0 || ^7.0"
     },
     "autoload": {
         "psr-4": {