fix(consume): remove mark from fixture; it has no effect

  And causes a deprecation warning in pytest v8
  https://docs.pytest.org/en/stable/deprecations.html#applying-a-mark-to-a-fixture-function

Author: danceratopz

Diff for: src/pytest_plugins/consume/hive_simulators/conftest.py

@@ -150,7 +150,6 @@ def total_timing_data(request) -> Generator[TimingData, None, None]:
 
 
 @pytest.fixture(scope="function")
-@pytest.mark.usefixtures("total_timing_data")
 def client_genesis(fixture: BlockchainFixtureCommon) -> dict:
     """Convert the fixture genesis block header and pre-state to a client genesis state."""
     genesis = to_json(fixture.genesis)