igb/ixgbe: Fix typo in igb_build_skb and/or ixgbe_build_skb code comment

There was a typo that I had left in the code comments for the igb and ixgbe
functions that enabled build_skb support.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

drivers/net/ethernet/intel/ixgbe/ixgbe_main.c

@@ -2122,7 +2122,7 @@ static struct sk_buff *ixgbe_build_skb(struct ixgbe_ring *rx_ring,
 	prefetch(va + L1_CACHE_BYTES);
 #endif
 
-	/* build an skb to around the page buffer */
+	/* build an skb around the page buffer */
 	skb = build_skb(va - IXGBE_SKB_PAD, truesize);
 	if (unlikely(!skb))
 		return NULL;