Implement Brands api

[ThomasRedpanda]

Documentation: https://apidocs.basekit.com/api-reference/brands/v

Module:

• Add a BrandsApi module in the Api namespace.
• Add this module to the Basekit class.

Endpoints:

• get languages
• get packages
• get package

When implementing the endpoints, make sure to include links to the documentation using the @see annotation in docblocks.

Tests:

• Add tests for all the added domain objects
• Add tests for all the added endpoints