Update @adobe/aio-cli-plugin-config to @oclif/core v2

[riddhi2910]

Description

Upgraded the @adobe/aio-cli-plugin-config to @oclif/core v2 by updating the dependency to ^2.0.0, switching from CliUx to direct ux imports and refactored command arguments to the new object-based syntax in line with the v2 migration Guide.

Motivation and Context

https://jira.corp.adobe.com/browse/ACNA-2492

How Has This Been Tested?

Yes, npm test and npm run lint

Screenshots (if appropriate):

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.

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