refactor: don't override dnd reference if using dragRef with DropZones

Author: chrisvxd

packages/core/components/DropZone/index.tsx

@@ -242,7 +242,6 @@ const DropZoneEdit = forwardRef<HTMLDivElement, DropZoneProps>(
         }}
         data-testid={`dropzone:${zoneCompound}`}
         data-puck-dropzone={zoneCompound}
-        data-puck-dnd={zoneCompound}
         style={
           {
             ...style,

packages/core/lib/dnd/NestedDroppablePlugin.ts

@@ -96,6 +96,16 @@ const getPointerCollisions = (
     for (let i = 0; i < elements.length; i++) {
       const element = elements[i];
 
+      const dropzoneId = element.getAttribute("data-puck-dropzone");
+
+      if (dropzoneId) {
+        const droppable = manager.registry.droppables.get(dropzoneId);
+
+        if (droppable) {
+          candidates.push(droppable);
+        }
+      }
+
       const id = element.getAttribute("data-puck-dnd");
 
       if (id) {