Stop dispatching TaskInfo change when focus changes

This effectively revert f677d826f9, as it
won't issue send TaskInfo to WM shell due to this call.

Bug: 174209413
Bug: 180525887
Test: Builds.
Change-Id: Iab7ba76b969d491e4ac213b179147d93096132ea

services/core/java/com/android/server/wm/Task.java

@@ -5301,7 +5301,8 @@ class Task extends WindowContainer<WindowContainer> {
      */
     void onWindowFocusChanged(boolean hasFocus) {
         updateShadowsRadius(hasFocus, getSyncTransaction());
-        dispatchTaskInfoChangedIfNeeded(false /* force */);
+        // TODO(b/180525887): Un-comment once there is resolution on the bug.
+        // dispatchTaskInfoChangedIfNeeded(false /* force */);
     }
 
     void onPictureInPictureParamsChanged() {