Drop a retention policy.

    database
        Name of the database for which the retention policy will be dropped.

    name
        Name of the retention policy to drop.

    CLI Example:

    .. code-block:: bash

        salt '*' influxdb.drop_retention_policy mydb mypr

def drop_retention_policy(database, name, **client_args):
    '''
    Drop a retention policy.

    database
        Name of the database for which the retention policy will be dropped.

    name
        Name of the retention policy to drop.

    CLI Example:

    .. code-block:: bash

        salt '*' influxdb.drop_retention_policy mydb mypr
    '''
    client = _client(**client_args)
    client.drop_retention_policy(name, database)

    return True