Various copy edit suggestions

[gclhub]

Summary

This PR introduces various copy edit suggestions for the Copilot Agent Mode skills exercise

Changes

See above

Closes:

Task list

• For workflow changes, I have verified the Actions workflows function as expected.
• For content changes, I have reviewed the style guide.

[gclhub]

Tagging @arilivigni for review since I can assign directly

[gclhub]

The flow of the exercise went well, and it may be helpful to also mention that MongoDB will need to be restarted if the Codespace times out and has to be started. By the time I finished, I had a working application that was a great starting point to continue building upon with additional prompts!

[arilivigni]

The flow of the exercise went well, and it may be helpful to also mention that MongoDB will need to be restarted if the Codespace times out and has to be started. By the time I finished, I had a working application that was a great starting point to continue building upon with additional prompts!

Yes this is a great callout. I may try and add a script to the run the Mongodb service if it exists