[BUG]: Copyright statement missing from documentation files

[gallacher]

Describe the bug
Copyright text is missing from documentation files (*.md).

To Reproduce
Steps to reproduce the behavior:
N/A

Expected behavior
All documentation files need the following header:

<!--
Copyright (c) 2020 Dell Inc., or its subsidiaries. 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/licenses/LICENSE-2.0
-->

Screenshots
N/A

Logs
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System Information (please complete the following information):
N/A

Additional context
N/A