Set task name for 2.11.X path (#63746)

fixes #63729

Celery now uses explicit task names when submitting tasks to workers,
make sure to set that explicit name on the older module level app that
Airflow 2.x uses.

Author: o-nikolas

providers/celery/src/airflow/providers/celery/executors/celery_executor_utils.py

@@ -228,7 +228,7 @@ def execute_workload(input: str) -> None:
 
 if not AIRFLOW_V_3_0_PLUS:
 
-    @app.task
+    @app.task(name="execute_command")
     def execute_command(command_to_exec: CommandType) -> None:
         """Execute command."""
         EXECUTE_TASKS_NEW_PYTHON_INTERPRETER = not hasattr(os, "fork") or conf.getboolean(