cr50: enable ccd open from the console
cr50: enable ccd open from the console

Enable running ccd open from the console. Do not require dev mode to run
the command.

PREPVT ONLY. DO NOT MERGE INTO MP.

BUG=b:112861587
BRANCH=cr50-prePVT
TEST='ccd open' can be run on the console, and it doesn't require dev
mode.

Change-Id: Ie666d3bdf56a525deb7764bbcd03676174745cd3
Signed-off-by: Mary Ruthven <81380f3403fed74252e92df3ed012a1819ec6296@google.com>
Reviewed-on: https://chromium-review.googlesource.com/1188928
Commit-Ready: Mary Ruthven <81380f3403fed74252e92df3ed012a1819ec6296@chromium.org>
Tested-by: Mary Ruthven <81380f3403fed74252e92df3ed012a1819ec6296@chromium.org>
Reviewed-by: Randall Spangler <62698fdbb84d1779579ee80c3f39fac22017e5bc@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec