Fix BSSIDs in scan output (#1567)

code/espurna/wifi.ino

@@ -116,7 +116,7 @@ void _wifiScan(uint32_t client_id = 0) {
 
             snprintf_P(buffer, sizeof(buffer),
                 PSTR("BSSID: %02X:%02X:%02X:%02X:%02X:%02X SEC: %s RSSI: %3d CH: %2d SSID: %s"),
-                BSSID_scan[1], BSSID_scan[2], BSSID_scan[3], BSSID_scan[4], BSSID_scan[5], BSSID_scan[6],
+                BSSID_scan[0], BSSID_scan[1], BSSID_scan[2], BSSID_scan[3], BSSID_scan[4], BSSID_scan[5],
                 (sec_scan != ENC_TYPE_NONE ? "YES" : "NO "),
                 rssi_scan,
                 chan_scan,