Update KQS UX to better support square aspect ratio devices

Flag: EXEMPT ENABLE_KEYBOARD_QUICK_SWITCH
Bug: 357512178
Test: Used KQS on a square device
Change-Id: I3e97ec834512521b417f2e707a6838c96bef5752

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

@@ -279,5 +279,9 @@ public class KeyboardQuickSwitchViewController {
         void updateIconInBackground(Task task, Consumer<Task> callback) {
             mControllerCallbacks.updateIconInBackground(task, callback);
         }
+
+        boolean isAspectRatioSquare() {
+            return mControllerCallbacks.isAspectRatioSquare();
+        }
     }
 }