Issue #60 (minor)

[sseiber]

Purpose

• ...

Checklist

• I have read the contribution guidelines.
• I submitted this PR against the correct branch:
  • This pull-request is submitted against the main branch.
  • I have merged the latest main branch prior to submission and re-merged as needed after I took any feedback.
  • I will squashed my changes into one with a clear description of the change when I complete the PR.

Does this introduce a breaking change?

[ ] Yes
[x] No

Pull Request Type

What kind of change does this Pull Request introduce?

[ ] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[x] Documentation content changes
[ ] Other... Please describe:

How to Test

Follow the documentation steps

What to Check

Verify that the following are valid
Check that the mqtt_hostname variable is correctly set to the MQTT hostname of the EventGrid namespace