The MCE driver checks the NVG interface version during boot and
disaplys the hardware and software versions on the console. The
software version is being displayed as zero.

This patch updates the prints to use the real NVG header version
instead.

Change-Id: I8e9d2e6c43a59a8a6d5ca7aa8153b940fce86709
Signed-off-by: Varun Wadekar <vwadekar@nvidia.com>