Fixing insets not getting applied to workspace

Bug: 153516511
Change-Id: I7512849efd91d4aa2b9da6aba0602c65422c606d
(cherry picked from commit 5626583228729b99cac91182a76193c9a4e40907)
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 3a3de26..7c504a6 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -282,6 +282,7 @@
 
         Rect padding = grid.workspacePadding;
         setPadding(padding.left, padding.top, padding.right, padding.bottom);
+        mInsets.set(insets);
 
         if (mWorkspaceFadeInAdjacentScreens) {
             // In landscape mode the page spacing is set to the default.