mac80211-hwsim: remove spurious newline

This newline shouldn't be there, remove it.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

drivers/net/wireless/mac80211_hwsim.c

@@ -2424,7 +2424,6 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2,
 static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2,
 					  struct genl_info *info)
 {
-
 	struct mac80211_hwsim_data *data2;
 	struct ieee80211_rx_status rx_status;
 	const u8 *dst;