Feature/analyzer documentation

[roeybc]

Change Description

Add docs for analyzer_engine_provider & recognizer_registry_provider

Issue reference

This PR fixes issue #XX

Checklist

• [ ] I have reviewed the contribution guidelines
• [ ] I have signed the CLA (if required)
• [ ] My code includes unit tests
• [ ] All unit tests and lint checks pass locally
• [ ] My PR contains documentation updates / additions if required