Missing required argument in agents list documentation

[hyww]

Describe the bug
mongocli cloud-manager agents list shows the following message, but documentation (or the command with --help) says nothing about the required argument.

$ mongocli cloud-manager agents list
Error: "mongocli cloud-manager agents list" requires 1 argument

Usage:  mongocli cloud-manager agents list [flags]

To Reproduce
Steps to reproduce the behavior:

1. Run mongocli cloud-manager agents list
2. See error

Expected behavior
Please explain what you expected to happen.

Tell users the required argument should be one of {"AUTOMATION", "MONITORING", "BACKUP"} according to here.

Screenshots
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Desktop (please complete the following information):

• OS: Ubuntu Linux 18.04 (WSL1 on Windows 10 Professional 2004 19041.746)
• MongoCLI version 1.17.1

Additional context
Add any other context about the problem here.

[gssbzn]

Thanks for the report, this should be fixed now