Update src/Instrumentation/PDO/tests/Unit/UtilsTest.php

Co-authored-by: Brett McBride <[email protected]>

Author: jerrytfleung

src/Instrumentation/PDO/tests/Unit/UtilsTest.php

@@ -1,17 +1,5 @@
 <?php
 
-/*
- * Copyright 2022 Google LLC
- * 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.
- */
 declare(strict_types=1);
 
 namespace OpenTelemetry\Tests\Instrumentation\PDO\tests\Unit;