Fixed missing license info

Author: jaredhendrickson13

pfSense-pkg-API/files/etc/inc/api/framework/APIQuery.inc

@@ -1,4 +1,18 @@
 <?php
+//   Copyright 2020 Jared Hendrickson
+//
+//   Licensed under the Apache License, Version 2.0 (the "License");
+//   you may not use this file except in compliance with the License.
+//   You may obtain a copy of the License at
+//
+//       http://www.apache.org/licenses/LICENSE-2.0
+//
+//   Unless required by applicable law or agreed to in writing, software
+//   distributed under the License is distributed on an "AS IS" BASIS,
+//   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+//   See the License for the specific language governing permissions and
+//   limitations under the License.
+
 require_once("api/framework/APITools.inc");
 
 class APIQuery {