Remove duplicated block comments

Static analysis flags that these two comments are redundant[1], which
seem to be duplicated a lot in copyright headers.  Although there is a
larger discussion that can likely be had.

[1] https://sonarcloud.io/project/issues?issueStatuses=OPEN%2CCONFIRMED&id=edtanous_bmcweb&open=AY9_HYjgKXKyw1ZFwgVP

Tested: Comment change only.  Code compiles.

Change-Id: Ia960317761f558a87842347ca0b5f3da63f8e730
Signed-off-by: Ed Tanous <etanous@nvidia.com>
diff --git a/redfish-core/lib/ethernet.hpp b/redfish-core/lib/ethernet.hpp
index 7bc1154..d8c5ae3 100644
--- a/redfish-core/lib/ethernet.hpp
+++ b/redfish-core/lib/ethernet.hpp
@@ -1,17 +1,17 @@
 /*
-// Copyright (c) 2018 Intel 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.
+Copyright (c) 2018 Intel 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.
 */
 #pragma once