edgar: add to Strago based mainboard list for mosys

Add edgar mainboard to Strago board list for mosys.

BUG=chrome-os-partner:47244
BRANCH=none
TEST=emerge-edgar mosys

Change-Id: I3782e936d141f7b7d1d541f50759a7fad81dbdbc
Reviewed-on: https://chromium-review.googlesource.com/310672
Commit-Ready: Kevin Cheng <kevin.cheng@intel.com>
Tested-by: Kevin Cheng <kevin.cheng@intel.com>
Reviewed-by: Bernie Thompson <bhthompson@chromium.org>
1 file changed