Fix TaskbarAllApps Icon

Test: Manual, UX
Bug: 415836854
Flag: EXEMPT bugfix
Change-Id: I8b305ce35e0a6b73559f73083a0ca9b025043e8c

quickstep/src/com/android/launcher3/taskbar/TaskbarViewController.java

@@ -1355,6 +1355,10 @@ public class TaskbarViewController implements TaskbarControllers.LoggableTaskbar
         return layoutTransition;
     }
 
+    public boolean isTaskbarInMinimalState() {
+        return mTaskbarView.isTaskbarInMinimalState();
+    }
+
     /**
      * To be called when the given Task is updated, so that we can tell TaskbarView to also update.
      * @param task The Task whose e.g. icon changed.