Removing discovery bouncer from accessibility

It was obstructing views under it.

Solves both Talkback and Switch Access issues.

Bug: 80192025
Test: Manual
Change-Id: Ia7fad91e1fcb857afbf68f879550c670279cee68
diff --git a/src/com/android/launcher3/dragndrop/DragLayer.java b/src/com/android/launcher3/dragndrop/DragLayer.java
index 53e9e2d..6d2d3cb 100644
--- a/src/com/android/launcher3/dragndrop/DragLayer.java
+++ b/src/com/android/launcher3/dragndrop/DragLayer.java
@@ -218,7 +218,8 @@
 
     @Override
     public void addChildrenForAccessibility(ArrayList<View> childrenForAccessibility) {
-        View topView = AbstractFloatingView.getTopOpenView(mActivity);
+        View topView = AbstractFloatingView.getTopOpenViewWithType(mActivity,
+                AbstractFloatingView.TYPE_ACCESSIBLE);
         if (topView != null) {
             addAccessibleChildToList(topView, childrenForAccessibility);
             if (isInAccessibleDrag()) {