Remove unnecessary UIKit include

This does not appear to be necessary.

Change-Id: I7fa467e5f7ae4c3f91e851d2d79fc7d6bf1287db
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/836876
Reviewed-by: Jim Van Verth <jvanverth@google.com>
Auto-Submit: Kevin Lubick <kjlubick@google.com>
1 file changed