### Apache Airflow version

main (development)

### Operating System

macOS 11.5.2

### Versions of Apache Airflow Providers

_No response_

### Deployment

Virtualenv installation

### Deployment details

_No response_

### What happened

If your first try fails and you have retries enabled, the subsequent tries skip right to the final `next_method(**next_kwargs)` instead of starting with `execute` again.

### What you expected to happen

Like we reset things like start date, we should wipe `next_method` and `next_kwargs` so we can retry the task from the beginning.

### How to reproduce

_No response_

### Anything else

_No response_

### Are you willing to submit PR?

- [X] Yes I am willing to submit a PR!

### Code of Conduct

- [X] I agree to follow this project's [Code of Conduct](https://github.com/apache/airflow/blob/main/CODE_OF_CONDUCT.md)

tests/models/test_taskinstance.py
db.clear_db_dags()
        db.clear_db_pools()
        db.clear_db_runs()
        db.clear_db_task_fail()
        db.clear_rendered_ti_fields()
        db.clear_db_task_reschedule()
    def setup_method(self):
        self.clean_db()
        
        with patch.object(settings, "STORE_DAG_CODE", False):
            yield
    def teardown_method(self):
        self.clean_db()
    def test_load_error_file_returns_None_for_closed_file(self):
        error_fd = NamedTemporaryFile()
        error_fd.close()
        assert load_error_file(error_fd) is None
    def test_load_error_file_loads_correctly(self):
        error_message = "some random error message"
        with NamedTemporaryFile() as error_fd:
            set_error_file(error_fd.name, error=error_message)
            assert load_error_file(error_fd) == error_message
    def test_set_task_dates(self, dag_maker):