staging: wilc1000: Blank lines aren't necessary before a close brace '}'

Before closing the brace, the blank line is not needed. That blank
line has not meaning here. so remove it.
Signed-off-by: Keerthi Reddy <keerthigd4990@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_wfi_cfgoperations.c

@@ -1111,7 +1111,6 @@ static int del_key(struct wiphy *wiphy, struct net_device *netdev,
 		g_key_gtk_params.key = NULL;
 		kfree(g_key_gtk_params.seq);
 		g_key_gtk_params.seq = NULL;
-
 	}
 
 	if (key_index >= 0 && key_index <= 3) {