Revert "Fix "Screen is pinned" dialog not showing completely in multi-window"

This reverts commit be26707695.

Reason for revert: Caused regression in b/77976945

Fixes: 77976945
Bug: 73513388

Change-Id: I8c83a823d7421563ea5a2eab2e20cb2b06ec6068

packages/SystemUI/src/com/android/systemui/recents/ScreenPinningRequest.java

@@ -107,7 +107,7 @@ public class ScreenPinningRequest implements View.OnClickListener {
         final WindowManager.LayoutParams lp = new WindowManager.LayoutParams(
                 ViewGroup.LayoutParams.MATCH_PARENT,
                 ViewGroup.LayoutParams.MATCH_PARENT,
-                WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY,
+                WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL,
                 WindowManager.LayoutParams.FLAG_LAYOUT_IN_SCREEN
                         | WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE,
                 PixelFormat.TRANSLUCENT);