Suppress IndexOutOfBoundsException when cancelling low light animation

This is a temporary fix for udc-dev to prevent a SysUI crash.

Bug: 285666217
Test: manually confirmed on device that cancelling the animation does not cause a crah
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:36b2e9cf0d5266475867a8b023b13722927b4bd2)
Merged-In: I5a05b174eced7db0b79260f95e4646f961417d9c
Change-Id: I5a05b174eced7db0b79260f95e4646f961417d9c