message: Also show static IP fields when static IP is passed
  Regardless of the boolean, we should always show static IP fields if
  actual static IP value is passed. This ensures backwards compatibility
diff: @@ -500,7 +500,7 @@ void WiFiManager::handleWifi(boolean scan) {
  page += "<br/>";
  }
  - if (_sta_show_static_fields) {
  + if (_sta_show_static_fields || _sta_static_ip) {
  String item = FPSTR(HTTP_FORM_PARAM);
  item.replace("{i}", "ip");
  