cbuildbot_config: enable unittests for non-x86 targets

Start running unittests through QEMU for non-x86 targets.

BUG=chromium:304400
TEST=`cbuildbot arm-generic-full` passes unittests

Change-Id: Ied67c6667d7ad6f7d0506fd2fb5f156e95ae39f1
Reviewed-on: https://chromium-review.googlesource.com/173678
Reviewed-by: Nam Nguyen <namnguyen@chromium.org>
Commit-Queue: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
2 files changed