Move always-on-top to the callers

- This was accidentally included in ag/10788780, where only the bubbles
  AV should be using an always-on-top MW task

Bug: 152808872
Test: Start auto in emulator and ensure the task is not always on top

Change-Id: If0de9d5856b15dbca7661bf97a88b10fd63ec9db

core/java/android/window/VirtualDisplayTaskEmbedder.java

@@ -248,7 +248,6 @@ public class VirtualDisplayTaskEmbedder extends TaskEmbedder {
         options = super.prepareActivityOptions(options);
         options.setLaunchDisplayId(getDisplayId());
         options.setLaunchWindowingMode(WINDOWING_MODE_MULTI_WINDOW);
-        options.setTaskAlwaysOnTop(true);
         return options;
     }
 

packages/SystemUI/src/com/android/systemui/bubbles/BubbleExpandedView.java

@@ -125,6 +125,7 @@ public class BubbleExpandedView extends LinearLayout implements View.OnClickList
                     // Custom options so there is no activity transition animation
                     ActivityOptions options = ActivityOptions.makeCustomAnimation(getContext(),
                             0 /* enterResId */, 0 /* exitResId */);
+                    options.setTaskAlwaysOnTop(true);
                     // Post to keep the lifecycle normal
                     post(() -> {
                         if (DEBUG_BUBBLE_EXPANDED_VIEW) {