devserver: use emaint-$BOARD

The /usr/lib/portage/bin/emaint path no longer exists in recent portage
versions.  But rather than use the updated internal path, lets switch to
the existing emaint-$BOARD wrapper.

TEST=`cbuildbot amd64-generic-full` passes w/new & old portage

Change-Id: Ia1ced6fdc4d5ef1cd6b6b9eee2bfc27cdf6f643f
Trybot-Ready: Mike Frysinger <>
Reviewed-by: Bertrand Simonnet <>
Commit-Queue: Mike Frysinger <>
Tested-by: Mike Frysinger <>
1 file changed