[Catapult] Stop running dashboard tests on non-Linux OS
[Catapult] Stop running dashboard tests on non-Linux OS

The code under Dashboard is for chromeperf service which is not supposed to run on android/mac/windows. Disabling the test on those OSs.

Bug: chromium:1238452
Change-Id: I2672e1dad811ad4bbab191dabd686249bdc1a254
Reviewed-on: https://chromium-review.googlesource.com/c/catapult/+/3087362
Reviewed-by: John Chen <334fbfbb4df7c78f091ea1b77c69ca6ac731a3f3@chromium.org>
Commit-Queue: Wenbin Zhang <45ad8a1ff616a38a2202fd35571df81897c5f14f@google.com>

catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult,catapult-project/catapult