GitLab

Disable the following two failing stories on Linux:
* system_health.common_desktop/browse:media:imgur
* system_health.memory_desktop/browse:media:imgur

Notry: true
TBR: wenbinzhang@google.com
Bug: 1154753
Change-Id: Ibb654a2736c14e2f74c986475ca705004dc3da16
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2570739Reviewed-by: John Chen <johnchen@chromium.org>
Commit-Queue: John Chen <johnchen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#833183}