[Crane: crane-migration-python-to-go-full-apm-cli-rewrite] Iteration 76: fix missing Python test coverage mappings

Changes:
- tests/parity/python_contract_coverage.yml: add 2 missing crane_scheduler
  tests to obsolete list (test_main_exits_zero_and_outputs_no_work_when_no_migrations_are_due,
  test_main_outputs_has_work_when_migration_is_due) to fix
  TestParityCompletionPythonBehaviorContracts CI failure

Run: https://github.com/githubnext/apm/actions/runs/27162585784

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

Author: github-actions[bot]

tests/parity/python_contract_coverage.yml

@@ -20212,6 +20212,8 @@ python_tests:
   - tests/unit/test_crane_scheduler.py::test_parse_machine_state_accepts_bracketed_status_heading
   - tests/unit/test_crane_scheduler.py::test_completed_label_with_unknown_pr_gate_is_recovered_as_stale
   - tests/unit/test_crane_scheduler.py::test_completed_label_without_open_pr_is_recovered_as_stale
+  - tests/unit/test_crane_scheduler.py::test_main_exits_zero_and_outputs_no_work_when_no_migrations_are_due
+  - tests/unit/test_crane_scheduler.py::test_main_outputs_has_work_when_migration_is_due
   - tests/unit/test_crane_score.py::test_crane_score_counts_parity_events
   - tests/unit/test_crane_score.py::test_crane_score_applies_target_correctness_gate
   - tests/unit/test_crane_score.py::test_crane_score_can_reach_one_with_all_deletion_grade_gates