veryon_Mickey: Add to boards.yaml

Since "remove" overlay is overlaping with header, moved header up by 2%.

BUG=chrome-os-partner:43001
TEST=none

Change-Id: I4f441c40a1a936baeab68411a286f308b3abd9c1
Reviewed-on: https://chrome-internal-review.googlesource.com/224136
Reviewed-by: Hung-Te Lin <hungte@google.com>
Reviewed-by: David Hendricks <dhendrix@google.com>
Tested-by: Kaiwen Gu <kaiwengu@chromium.org>
Commit-Queue: Kaiwen Gu <kaiwengu@chromium.org>