Disable system_health.memory_desktop/multitab:misc:typical24:2018

The story is already disabled on other version of system health and is
causing the shard to hang indefinitely.

NOTRY=true
TBR=crouleau@chromium.org
CC=perezju@chromium.org

Bug: 934270
Change-Id: Ia5b6328fa1311009cb8da0c6267a3585df5ad46b
Reviewed-on: https://chromium-review.googlesource.com/c/1496540
Reviewed-by: Charlie Andrews <charliea@chromium.org>
Commit-Queue: Charlie Andrews <charliea@chromium.org>
Cr-Commit-Position: refs/heads/master@{#636664}
1 file changed