ethernet: remove unused including <linux/version.h>

Remove including <linux/version.h> that don't need it.
Signed-off-by: NWei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/ethernet/qualcomm/qca_spi.c

@@ -41,7 +41,6 @@
 #include <linux/skbuff.h>
 #include <linux/spi/spi.h>
 #include <linux/types.h>
-#include <linux/version.h>
 
 #include "qca_7k.h"
 #include "qca_debug.h"