Copyright: Move to SPDX-License-Identifier

Original copyright holders have been preserved, this patch moves the
copyright notice to the compact SPDX notation.

Change-Id: I7529524d48ed09eec487a7b156171ef9969aeb7d
Signed-off-by: Alexander Hansen <alexander.hansen@9elements.com>
diff --git a/fail-monitor/monitor.cpp b/fail-monitor/monitor.cpp
index 2c4beb7..6f93841 100644
--- a/fail-monitor/monitor.cpp
+++ b/fail-monitor/monitor.cpp
@@ -1,18 +1,6 @@
-/**
- * Copyright © 2017 IBM Corporation
- *
- * 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.
- */
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: Copyright 2017 IBM Corporation
+
 #include "monitor.hpp"
 
 #include <phosphor-logging/log.hpp>