Animate height animator together with the rest of the AnimatorSet

The height animator was using the default animation duration, thus
ending earlier, causing the invalidateOutline to not be invoked for the
remainder of the AnimatorSet's duration.

Fixes: 143371342

Test: BiometricPromptDemo, rotate to landscape, tap "Use Pattern"
Change-Id: I6a46bb2f596adc20152ed25e95a66410fd57d257
1 file changed