Finish mIconAlignmentForLauncherState animation before animating to new value

Fix: 230630665
Test: Launch app and return home, taskbar animation should be smooth
Change-Id: Ie6c7daac7f185a51476a9d076dde628d57ff77eb
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
index 138fb99..2be1179 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarLauncherStateController.java
@@ -372,6 +372,7 @@
 
         // If we're already animating to the value, just leave it be instead of restarting it.
         if (!mIconAlignmentForLauncherState.isAnimatingToValue(toAlignment)) {
+            mIconAlignmentForLauncherState.finishAnimation();
             animatorSet.play(mIconAlignmentForLauncherState.animateToValue(toAlignment)
                     .setDuration(duration));
         }