Staging: crystalhd: remove unused #include <linux/version.h>

Remove unused #include <linux/version.h>('s) in
  drivers/staging/crystalhd/crystalhd_lnx.c

Signed-off-by: Huang Weiyi <weiyi.huang@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/crystalhd/crystalhd_lnx.c

@@ -15,7 +15,6 @@
   along with this driver.  If not, see <http://www.gnu.org/licenses/>.
 ***************************************************************************/
 
-#include <linux/version.h>
 #include <linux/smp_lock.h>
 #include <linux/slab.h>