Related to #3754

Update the documentation to include the md output for the commands under the service:

• spo documentation location

This in place for the following command groups:

• spo homesite
• spo hubsite
• spo knowledgehub
• spo list
• spo listitem
• spo mail
• spo navigation

You can reference the commands planner plan and planner bucket. They are already contain the Markdown reponse in their documentation.

For more information what guidelines to follow, be sure to check out the epic issue #3754