Proper disabling LocalNTPInterceptionWebRequestAPITest test

Disable LocalNTPInterceptionWebRequestAPITest.OneGoogleBarRequestsHidden when
run in servicified network stack but not otherwise. Flakes are caused due to a
bug in the servicified network stack, the test seems to work well on other
platforms.

Bug: 853118
Cq-Include-Trybots: luci.chromium.try:linux_mojo
Change-Id: I02bf111449dd88c24c788d630e8e53f364e03265
Reviewed-on: https://chromium-review.googlesource.com/1123822
Reviewed-by: Dominic Battré <battre@chromium.org>
Reviewed-by: Ken Rockot <rockot@chromium.org>
Commit-Queue: Dominic Battré <battre@chromium.org>
Cr-Commit-Position: refs/heads/master@{#572278}
2 files changed