[PATCH 4/5] dts: use TestSuiteSpec class imports

[Juraj Linkeš]

> diff --git a/dts/framework/runner.py b/dts/framework/runner.py

> @@ -229,139 +221,34 @@ def _get_test_suites_with_cases(

> +            filtered_test_cases: list[TestCase] = [
> +                test_case
> +                for test_case in test_suite_spec.test_cases
> +                if not test_suite_config.test_cases_names
> +                or test_case.name in test_suite_config.test_cases_names
> +            ]

Ah, looks like TestSuiteSpec doesn't contain the subset we want to test. 
Could we adapt it this way? I think we don't really care about test 
cases we don't want to test.