remove uneeded test

examples/Unique/pubsubclient/pubsubclient.ino

@@ -1,48 +0,0 @@
-#include <WiFiManager.h>
-#include <PubSubClient.h>
-#include <ArduinoJson.h>
-
-WiFiClient espClient;
-PubSubClient client(espClient);
-
-char mqtt_server[40];
-
-void mqttCallback(char* topic, byte* payload, unsigned int length) {
-  // message received
-}
-
-void mqttReconnect() {
-  // reconnect code from PubSubClient example
-}
-
-void setup() {
-  Serial.begin(115200);
-  WiFiManager wifiManager;
-  wifiManager.setTimeout(180);
-
-  if(!wifiManager.autoConnect("AutoConnectAP")) {
-    Serial.println("failed to connect and hit timeout");
-    delay(3000);
-    ESP.restart();
-    delay(5000);
-  } 
-
-  // id/name, placeholder/prompt, default, length
-  WiFiManagerParameter custom_mqtt_server("server", "mqtt server", mqtt_server, 40);
-  wifiManager.addParameter(&custom_mqtt_server);
-
-  const char* mqtt_server = custom_mqtt_server.getValue();
-
-  Serial.println("connected...yeey :)");
-
-  client.setServer(mqtt_server, 1883);
-  client.setCallback(mqttCallback);
-}
-
-void loop() {
-  if(!client.connected()) {
-    mqttReconnect();
-  }
-  client.loop();
-  yield();
-}