PointerLocationView: Add top padding to header if there is a cutout

Prevents the header of the pointer location view from overlapping with the display
cutout by padding it at the top.

Change-Id: I3ec574ba24a832044260218d96018c5e08024425
Fixes: 109759319
Test: enable display cutout, enable pointer location view, verify cutout does not overlap with the pointer location header.