skd: Bump driver version

Bump the driver version. Remove the build ID because build IDs do
not make sense for an upstream kernel driver. Keep the driver
version in the module information but do not report it during every
load, unload or probe.

Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>