Zowe commands with --help fail if config file cannot be parsed

[traeok]

Describe the bug

If you have a zowe.config.json file that has errors or missing JSON content, an error will appear instead of the help text when running a Zowe CLI command with the --help argument.

Expected and actual results

Expected: Help text appears regardless of contents in the zowe.config.json file.
Actual: The following error message appears and no help text is shown

Describe your environment

• Zowe CLI version installed (run command zowe --version): 8.1.1
• Installed plug-ins and their version numbers (run command zowe plugins list --short):
• Node.js and NPM versions installed (run node --version, npm --version): Node 20, latest NPM
• Environment variables in use:
• Operating system and version: Windows 10
• Shell/terminal (bash, cmd, powershell, etc...): PowerShell
• Daemon mode enabled or disabled: Disabled
• For more information, see Gathering information to troubleshoot Zowe CLI

Additional context

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