Add integration test for simple job

Author: JCZuurmond

tests/integration/assessment/test_sequencing.py

@@ -0,0 +1,10 @@
+def test_migration_sequencing_simple_job(make_job, runtime_ctx) -> None:
+    """Sequence a simple job"""
+    job = make_job()
+
+    maybe_job_node = runtime_ctx.migration_sequencer.register_job(job)
+    assert not maybe_job_node.failed
+
+    steps = runtime_ctx.migration_sequencer.generate_steps()
+    step_object_types = [step.object_type for step in steps]
+    assert step_object_types == ["TASK", "JOB"]