Adds core-ktx to SystemUI

This lets us use View extension functions like isGone, isVisible, etc.

Bug: b/235403546
Test: build still works
Merged-In: I0f1d06ee662f0fbc164ab1712b1e8dc90aac14c3
Change-Id: I0f1d06ee662f0fbc164ab1712b1e8dc90aac14c3
1 file changed