test: Add tests for forked contract caching

[antazoey]

Overview

Mainnet-fork required to test some of this https://github.com/ApeWorX/ape/pull/712/files

Specification

def test_use_cached_contract_type()
   """A test that is setup so that there is a contract already cached in the upstream network.
        Show it uses that contract type from the cache."""

Dependencies

Include links to any open issues that must be resolved before this feature can be implemented.