Update Clusters Descriptions

[jonathanhe-msft]

Updating cluster command descriptions as it was causing confusion to customers:

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This checklist is used to make sure that common guidelines for a pull request are followed.

Related command

General Guidelines

• Have you run azdev style <YOUR_EXT> locally? (pip install azdev required)
• Have you run python scripts/ci/test_index.py -q locally?

For new extensions:

• My extension description/summary conforms to the Extension Summary Guidelines.

About Extension Publish

There is a pipeline to automatically build, upload and publish extension wheels.
Once your pull request is merged into main branch, a new pull request will be created to update src/index.json automatically.
You only need to update the version information in file setup.py and historical information in file HISTORY.rst in your PR but do not modify src/index.json.

[azure-client-tools-bot-prd]

Hi @jonathanhe-msft,
If you want to release the new extension version.
Please write the description of changes into HISTORY.rst and update setup.py.

[yonzhan]

Thank you for your contribution! We will review the pull request and get back to you soon.

[cataggar]

I'd like to see the changes limited to just the summary. I replied to the email chain.

[azclibot]

[Release] Update index.json for extension [ vmware ] : https://dev.azure.com/azclitools/internal/_build/results?buildId=52330&view=results