GitLab

The test has already been disabled for earlier iOS versions. Since it
fails frequently, disable it for the remaining bots.

TBR=sczs@chromium.org

Bug: 1035764, 1145948
Change-Id: I2485c4c9691f302073b6acb89c3bd7dbf8c02509
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2517469Reviewed-by: Friedrich [CET] <fhorschig@chromium.org>
Commit-Queue: Friedrich [CET] <fhorschig@chromium.org>
Cr-Commit-Position: refs/heads/master@{#824383}