vboot: Make 2nvstorage.h private to vboot_reference

Since 2nvstorage.h is no longer used in both coreboot and depthcharge
(CL:1957766), remove the include of it from vb2_api.h.

BRANCH=none
BUG=chromium:789276
TEST=1. emerge-nami vboot_reference coreboot depthcharge
     2. FEATURES=test emerge-nami vboot_reference

Cq-Depend: chromium:1957766
Change-Id: I53ad0967abd440167547bcbf710c49787d011e15
Signed-off-by: Yu-Ping Wu <yupingso@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/1957732
Reviewed-by: Joel Kitching <kitching@chromium.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
1 file changed