Documentation for Chef Automate HA Firewall Ports

[gaoweisgp]

Describe the bug

For Chef Automate HA firewall requirement, currently documented in
components/docs-chef-io/content/automate/ha_security_firewall.md

Can you please revise the format to clearly define each required port's property?
Source, destination, protocol, port number

To Reproduce

Steps to reproduce the behavior:

• in list form if possible

Expected behavior

A description of what you expected to happen.

Screenshots

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Versions (please complete the following information):

• OS: [e.g. rhel6]
• Browser [e.g. chrome, safari]
• Automate Build Number [e.g. 20190701222009]

Additional context

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