Re-enable use of wildcard SSID with passphrase

This used to work, but it looks like the disabled-PSK-network check
ended up rejecting confiurations that configured a wildcard SSID with a
passphrase (instead of PSK).

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

wpa_supplicant/wpa_supplicant.c

@@ -4382,7 +4382,7 @@ int wpas_network_disabled(struct wpa_supplicant *wpa_s, struct wpa_ssid *ssid)
 	}
 
 	if (wpa_key_mgmt_wpa_psk(ssid->key_mgmt) && !ssid->psk_set &&
-	    !ssid->ext_psk)
+	    (!ssid->passphrase || ssid->ssid_len != 0) && !ssid->ext_psk)
 		return 1;
 
 	return 0;