### Body

Add unit test for changes in https://github.com/apache/airflow/pull/17305

### Committer

- [X] I acknowledge that I am a maintainer/committer of the Apache Airflow project.
tests/jobs/test_backfill_job.py
"branch_c",
                    "branch_d",
                    "follow_branch_a",
                    "follow_branch_b",
                    "follow_branch_c",
                    "follow_branch_d",
                    "join",
                ),
            ],
            [
                "miscellaneous_test_dag",
                ("runme_0", "runme_1", "runme_2", "also_run_this", "run_after_loop", "run_this_last"),
            ],
            [
                "example_skip_dag",
                (
                    "always_true_1",
                    "always_true_2",
                    "skip_operator_1",
                    "skip_operator_2",
                    "all_success",
                    "one_success",
                    "final_1",
                    "final_2",
                ),
            ],
            ["latest_only", ("latest_only", "task1")],
        ],
    )
    def test_backfill_examples(self, dag_id, expected_execution_order):