* Refactor ZHA component tests fixtures.
* Add tests for ZHA device discovery.
* Refactor ZHA registry MatchRule.
Allow callables as a matching criteria.
Allow sets for model & manufacturer.
* Minor ZHA class registry refactoring.
Less cluttered strict_matching registrations.
* Add entities only if there are any.
* Migrate rest of ZHA platforms to ZHA registry.
* Pylint fixes.
