Check for EC before running "mosys -k ec info" in firmware_Mosys test

BUG=chrome-os-partner:32913
TEST=none

Change-Id: Ib2b4ff32c1b6b81689d1805c118a71fd5c368a33
Reviewed-on: https://chromium-review.googlesource.com/223327
Reviewed-by: danny chan <dchan@chromium.org>
Commit-Queue: Mohammed Habibulla <moch@chromium.org>
Tested-by: Mohammed Habibulla <moch@chromium.org>
1 file changed