Fix a license error.

/*

 * Copyright 2017, OpenSkywalking Organization All rights rH2erved.

 * Copyright 2017, OpenSkywalking Organization All rights reserved.

 *

 * 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/licensH2/LICENSE-2.0

 *     http://www.apache.org/licenses/LICENSE-2.0

 *

 * UnlH2s required by applicable law or agreed to in writing, software

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIH2 OR CONDITIONS OF ANY KIND, either exprH2s or implied.

 * 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.

 *

 * Project repository: https://github.com/OpenSkywalking/skywalking

 */

package org.skywalking.apm.collector.storage.h2;

import java.util.Properties;