Hello,

Our Helm Chart uses the command that is deleted in Airflow 2.0. We should consider what we want to do with it - add this command again or delete the reference to this command in the Helm Chart.
https://github.com/apache/airflow/blob/d41c6a46b176a80e1cdb0bcc592f5a8baec21c41/chart/templates/scheduler/scheduler-deployment.yaml#L177-L197
Related PR: 
https://github.com/apache/airflow/pull/6843

Best regards,
Kamil Breguła
CC: @dstandish 
airflow/cli/cli_parser.py
),
    ),
)
TASKS_COMMANDS = (
    ActionCommand(
        name='list',
        help="List the tasks within a DAG",
        func=lazy_load_command('airflow.cli.commands.task_command.task_list'),
        args=(ARG_DAG_ID, ARG_TREE, ARG_SUBDIR, ARG_VERBOSE),
    ),
    ActionCommand(
        name='clear',
        help="Clear a set of task instance, as if they never ran",
        func=lazy_load_command('airflow.cli.commands.task_command.task_clear'),
        args=(
            ARG_DAG_ID,
            ARG_TASK_REGEX,
            ARG_START_DATE,
            ARG_END_DATE,
            ARG_SUBDIR,
            ARG_UPSTREAM,
            ARG_DOWNSTREAM,
            ARG_YES,
            ARG_ONLY_FAILED,
            ARG_ONLY_RUNNING,
            ARG_EXCLUDE_SUBDAGS,
            ARG_EXCLUDE_PARENTDAG,
            ARG_DAG_REGEX,
        ),
    ),