chore: clean-out currently unused code from test_statetest

src/pytest_plugins/consume/direct/test_via_direct.py

@@ -38,7 +38,6 @@ def test_blocktest(  # noqa: D103
 
 @pytest.fixture(scope="function")
 def run_statetest(
-    run_single_test: bool,
     test_case: TestCaseIndexFile | TestCaseStream,
     fixture_consumer: FixtureConsumer,
     fixture_path: Path,
@@ -49,8 +48,6 @@ def run_statetest(
     """
     # TODO: Check if all required results have been tested and delete test result data if so.
     # TODO: Can we group the tests appropriately so that this works more efficiently with xdist?
-    if run_single_test:
-        return
     if fixture_path not in statetest_results:
         json_result = fixture_consumer.consume_fixture(
             test_case.format,
@@ -65,20 +62,8 @@ def run_statetest(
 @fixture_format(StateFixture)
 def test_statetest(  # noqa: D103
     test_case: TestCaseIndexFile | TestCaseStream,
-    fixture_consumer: FixtureConsumer,
-    run_single_test: bool,
     fixture_path: Path,
-    test_dump_dir: Optional[Path],
 ):
-    if run_single_test:
-        fixture_name = re.escape(test_case.id)
-        fixture_consumer.consume_fixture(
-            test_case.format,
-            fixture_path,
-            fixture_name=fixture_name,
-            debug_output_path=test_dump_dir,
-        )
-        return
     test_result = [
         test_result
         for test_result in statetest_results[fixture_path]