[chrome/m74] Relax OS dimensions on non-master branches Bug: skia:8891 Change-Id: I8e284cc4b815863d2f555dffb12322cfa6540219 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/202704 Auto-Submit: Ben Wagner <benjaminwagner@google.com> Reviewed-by: Eric Boren <borenet@google.com> Commit-Queue: Ben Wagner <benjaminwagner@google.com>