net: Clean up some inconsistent indenting

Eliminate the follow smatch warning:

./include/linux/skbuff.h:4229 skb_remcsum_process() warn: inconsistent
indenting.
Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/linux/skbuff.h

@@ -4226,7 +4226,7 @@ static inline void skb_remcsum_process(struct sk_buff *skb, void *ptr,
 		return;
 	}
 
-	 if (unlikely(skb->ip_summed != CHECKSUM_COMPLETE)) {
+	if (unlikely(skb->ip_summed != CHECKSUM_COMPLETE)) {
 		__skb_checksum_complete(skb);
 		skb_postpull_rcsum(skb, skb->data, ptr - (void *)skb->data);
 	}