Improve parsing logic for nested suites

[mikepenz]

• some additional refactoring of the internals to improve nested parsing
• move table logic into table.ts
• add testcase for table

[github-actions]

	Tests	Passed ✅	Skipped ⏭️	Failed ❌
Example Pytest Report	4 ran	2 passed	0 skipped	2 failed

	Test	Result
Example Pytest Report	test_sample.test_which_succeeds	✅ pass
Example Pytest Report	test_sample.test_which_fails	❌ failure
Example Pytest Report	test_sample.test_with_error	❌ failure
Example Pytest Report	test_sample.test_with_flaky_success	✅ pass