[WiFi] Add delay to connection attempts in ControllerSettings

As suggested by @s0170071 [here](https://github.com/letscontrolit/ESPEasy/issues/1774#issuecomment-425038026)

src/ESPEasy-Globals.h

@@ -957,6 +957,7 @@ struct ControllerSettingsStruct
     if (!WiFiConnected(10)) {
       return false; // Not connected, so no use in wasting time to connect to a host.
     }
+    delay(1); // Make sure the Watchdog will not trigger a reset.
     if (quick && ipSet()) return true;
     if (UseDNS) {
       if (!updateIPcache()) {