The ID of a running ECS task. The ID MUST be extracted from `task.arn`.
@example 10838bed-421f-43ef-870a-f43feacbbb5b @example 23ebb8ac-c18f-46c6-8bbe-d55d0e37cfbd
public const AWS_ECS_TASK_ID = 'aws.ecs.task.id';