Update Utility.php

fix function name
call from Node.php:123 and Peer.php:51

Author: danielw86dev

src/Utility.php

@@ -23,7 +23,7 @@ function formatServices($servicesArray) {
 	return $services;
 }
 
-function getServices2($hex){
+function getServices($hex){
 	$bit = base_convert($hex, 16, 2);
 	$services = [];