Add action to list tags for ZenDesk

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Description

Add action to list most used tags from last 60 days and related model, client.

How can (was) this tested?

Tested with input json in Cursor and Studio version 1.2.9

Checklist:

• I have bumped the version number for the Action Package / Agent
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation - README.md file
• I have updated the CHANGELOG.md file in correspondence with my changes
• I have added tests that prove my fix is effective or that my feature works
• OAuth2: I have made sure that action has necessary scopes (works in whitelisted mode)