Fix CONFIG_INTERWORKING=y build without CONFIG_HS20=y

Commit 34f2851902 ('MBO: Parse MBO
ANQP-element on STA') started using the type variable outside
CONFIG_HS20 block, but forgot to remove the ifdef from the variable
declaration.

Signed-off-by: Jouni Malinen <j@w1.fi>

wpa_supplicant/interworking.c

@@ -2807,9 +2807,7 @@ static void interworking_parse_rx_anqp_resp(struct wpa_supplicant *wpa_s,
 {
 	const u8 *pos = data;
 	struct wpa_bss_anqp *anqp = NULL;
-#ifdef CONFIG_HS20
 	u8 type;
-#endif /* CONFIG_HS20 */
 
 	if (bss)
 		anqp = bss->anqp;