Swap no_os and missing_os screen to reflect the previous change.

Previous change http://gerrit.chromium.org/gerrit/#change,419 swaped the order
in the prebuilt GBB. This change reflects it in u-boot.

BUG=none
TEST=build u-boot-next, boot it to recovery firmware, and see the proper screens

Change-Id: Ic921c72903eab647f2601ee38a3897f9b2230361
Reviewed-on: http://gerrit.chromium.org/gerrit/755
Reviewed-by: Tom Wai-Hong Tam <waihong@chromium.org>
Tested-by: Tom Wai-Hong Tam <waihong@chromium.org>
1 file changed