Enable touches on hotseat area

Test: Manual
Bug:130294785
Change-Id: Ib3ace6633aae1ad2acc71520afd7bfdc96ffb285
diff --git a/src/com/android/launcher3/Hotseat.java b/src/com/android/launcher3/Hotseat.java
index 00acdcd..03ee707 100644
--- a/src/com/android/launcher3/Hotseat.java
+++ b/src/com/android/launcher3/Hotseat.java
@@ -105,8 +105,7 @@
 
     @Override
     public boolean onTouchEvent(MotionEvent event) {
-        // Don't let if follow through to workspace
-        return true;
+        return event.getY() > getCellHeight();
     }
 
     @Override