New mintlify documentation and Information Architecture refactoring

[cjavdev]

Description

Documentation IA refactor

Motivation and Context

This PR addresses: #1085

Why is this change required? What problem does it solve?

How Has This Been Tested?

Running mintlify broken-links and manual testing in the browser.

Please describe in detail how you tested your changes.
Include details of your testing environment, and the tests you ran to
see how your change affects other areas of the code, etc.

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Types of changes

• New feature (new docs IA)

Checklist:

• I have met the contributing prerequisites
  • Assigned myself to this PR
  • Added the appropriate labels
  • Associated an issue: Issues and Pull Requests README #672
  • Read the Contributing guide: https://github.com/SpecterOps/BloodHound/wiki/Contributing
• I have ensured that related documentation is up-to-date
  • Open API docs
  • Code comments (GoDocs / JSDocs)
• I have followed proper test practices
  • Added/updated tests to cover my changes
  • All new and existing tests passed

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[cjavdev]

I have read the CLA Document and I hereby sign the CLA

[cjavdev]

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