Don't prevent animations in power save mode

Now that batter saver mode doesn't get rid of animations in P, we
shouldn't use custom logic to prevent them either.

Also updated ATLEAST_P to use version code.

Bug: 79990054
Change-Id: If17cf369035c976f3d9d81f35432a045f1956ce5

src/com/android/launcher3/AbstractFloatingView.java

@@ -101,7 +101,7 @@ public abstract class AbstractFloatingView extends LinearLayout implements Touch
     }
 
     public final void close(boolean animate) {
-        animate &= !Utilities.isPowerSaverOn(getContext());
+        animate &= !Utilities.isPowerSaverPreventingAnimation(getContext());
         handleClose(animate);
         BaseActivity.fromContext(getContext()).getUserEventDispatcher()
                 .resetElapsedContainerMillis("container closed");