Update README.md

Author: Testato

README.md

@@ -10,7 +10,7 @@ const char *ssid     = "<SSID>";
 const char *password = "<PASSWORD>";
 
 // By default 'time.nist.gov' is used.
-NTPClient timeClient();
+NTPClient timeClient;
 
 // You can specify the time server pool and the offset, (in seconds)
 // additionaly you can specify the update interval (in milliseconds).
@@ -34,4 +34,4 @@ void loop() {
 
   delay(1000);
 }
-```
+```