There are some missing environment variables in `copilot help environment`

[doggy8088]

Describe the bug

When I run copilot help environment, the content displayed is incomplete. I can see the full version here, and I hope it can be added to the copilot help environment command output.

Affected version

GitHub Copilot CLI 1.0.40.

Steps to reproduce the behavior

1. copilot help environment

Expected behavior

I expected that all environment variables, including experimental settings, would be displayed in the copilot help environment output.

Additional context

No response