staging: vt6656: Remove unnecessary line breaks

This patch fixes the checkpatch.pl warning like:
CHECK: Lines should not end with a '('
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com>
Link: https://lore.kernel.org/r/e0d6d3d787051e3aef56fdba1aee8c2bbbe14e89.1645477326.git.philipp.g.hortmann@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6656/rxtx.c

@@ -353,10 +353,8 @@ static bool vnt_fill_txkey(struct vnt_tx_buffer *tx_buffer, struct sk_buff *skb)
 		ether_addr_copy(mic_hdr->addr2, hdr->addr2);
 		ether_addr_copy(mic_hdr->addr3, hdr->addr3);
 
-		mic_hdr->frame_control = cpu_to_le16(
-			le16_to_cpu(hdr->frame_control) & 0xc78f);
-		mic_hdr->seq_ctrl = cpu_to_le16(
-				le16_to_cpu(hdr->seq_ctrl) & 0xf);
+		mic_hdr->frame_control = cpu_to_le16(le16_to_cpu(hdr->frame_control) & 0xc78f);
+		mic_hdr->seq_ctrl = cpu_to_le16(le16_to_cpu(hdr->seq_ctrl) & 0xf);
 
 		if (ieee80211_has_a4(hdr->frame_control))
 			ether_addr_copy(mic_hdr->addr4, hdr->addr4);