[BUG] - Nebari validate with --enable-commenting doesn't do anything

[sblair-metrostar]

Describe the bug

Running nebari validate ... --enable-commenting produces no result, regardless of good/bad/non-existent --config value

Expected behavior

1. --enable-commenting should do something? Not really sure of the intended function
2. --enable-commenting should be removed from the list of nebari validate options

OS and architecture in which you are running Nebari

Ubuntu Linux, x64

How to Reproduce the problem?

nebari validate -c nebari-config.yaml
Successfully validated configuration.

nebari validate -c nebari-config.yaml --enable-commenting
(no output)

nebari validate -c no_such_file.yaml --enable-commenting
(no output)

Command output

No response

Versions and dependencies used.

Nebari: 2023.7.2.dev

Compute environment

None

Integrations

No response

Anything else?

No response