staging: ks7010: fix checkpatch "space after #ifdef" error

Fix checkpatch "ERROR: exactly one space required after that #ifdef"
error in ks_hostif.c.
Signed-off-by: Philipp Hoefflin <p.hoefflin@posteo.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ks7010/ks_hostif.c

@@ -766,7 +766,7 @@ void hostif_sleep_confirm(struct ks_wlan_private *priv)
 static
 void hostif_start_confirm(struct ks_wlan_private *priv)
 {
-#ifdef  WPS
+#ifdef WPS
 	union iwreq_data wrqu;
 	wrqu.data.length = 0;
 	wrqu.data.flags = 0;