The Pixel 4XLs are doing fine on Tests, so stop running the tests
on Pixel 4s.

Change-Id: I89a241d75499aad2832a8570901654a2deb2b8cd
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/299873
Reviewed-by: Joe Gregorio <jcgregorio@google.com>
Auto-Submit: Joe Gregorio <jcgregorio@google.com>
Commit-Queue: Joe Gregorio <jcgregorio@google.com>
2 files changed