Skip all stash animations in phone mode

Bug: 362713428
Test: manual
Flag: EXEMPT bugfix
Change-Id: Ieab234fc9fc96322800e3e1fb4532c270187a0f5

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

@@ -1019,6 +1019,9 @@ public class TaskbarStashController implements TaskbarControllers.LoggableTaskba
      */
     @Nullable
     public Animator createApplyStateAnimator(long duration) {
+        if (mActivity.isPhoneMode()) {
+            return null;
+        }
         return mStatePropertyHolder.createSetStateAnimator(mState, duration);
     }
 
@@ -1064,10 +1067,6 @@ public class TaskbarStashController implements TaskbarControllers.LoggableTaskba
 
     /** Called when some system ui state has changed. (See SYSUI_STATE_... in QuickstepContract) */
     public void updateStateForSysuiFlags(long systemUiStateFlags, boolean skipAnim) {
-        if (mActivity.isPhoneMode()) {
-            return;
-        }
-
         long animDuration = TASKBAR_STASH_DURATION;
         long startDelay = 0;