Migrate typedef

Author: Bashamega

inputfiles/addedTypes.jsonc

@@ -481,10 +481,6 @@
                 ],
                 "overrideType": "ReadableStreamReadValueResult<T> | ReadableStreamReadDoneResult<T>"
             },
-            {
-                "name": "EventListenerOrEventListenerObject",
-                "overrideType": "EventListener | EventListenerObject"
-            },
             {
                 "name": "AutoFillSection",
                 // Note: this will also eagerly match any invalid string

inputfiles/patches/dom.kdl

@@ -27,3 +27,8 @@ enum InsertPosition {
 // ChildNode and ParentNode are actually defined as mixins, but because of their names they have historically been used as a sub-interface of Node.
 interface-mixin ChildNode extends=Node
 interface-mixin ParentNode extends=Node
+
+typedef EventListenerOrEventListenerObject {
+  type EventListener
+  type EventListenerObject
+}