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##### SUMMARY
<!--- Describe the new feature/improvement briefly below -->
Add support for `MaxInstanceLifetime` option to AWS ec2_asg module.
AWS feature introduction link: https://aws.amazon.com/about-aws/whats-new/2019/11/amazon-ec2-auto-scaling-supports-max-instance-lifetime/

##### ISSUE TYPE
- Feature Idea

##### COMPONENT NAME
<!--- Write the short name of the module, plugin, task or feature below, use your best guess if unsure -->
ec2_asg

##### ADDITIONAL INFORMATION
<!--- Describe how the feature would be used, why it is needed and what it would solve -->
Usage example:
<!--- Paste example playbooks or commands between quotes below -->
```yaml
- ec2_asg:
    name: myasg
    region: us-east-1
    launch_config_name: my_new_lc
    min_size: 1
    max_size: 5
    desired_capacity: 3
    max_instance_lifetime: 604800  # seconds
```

<!--- HINT: You can also paste gist.github.com links for larger files -->

returned: success
    type: str
    sample: "arn:aws:autoscaling:us-east-1:123456789012:autoScalingGroup:6a09ad6d-eeee-1234-b987-ee123ced01ad:autoScalingGroupName/myasg"
availability_zones:
    description: The availability zones for the auto scaling group
    returned: success
    type: list
    sample: [
        "us-east-1d"
    ]
created_time:
    description: Timestamp of create time of the auto scaling group
    returned: success
    type: str
    sample: "2017-11-08T14:41:48.272000+00:00"
default_cooldown:
    description: The default cooldown time in seconds.
    returned: success
    type: int
    sample: 300
desired_capacity:
    description: The number of EC2 instances that should be running in this group.
    returned: success
    type: int
    sample: 3
healthcheck_period:
    description: Length of time in seconds after a new EC2 instance comes into service that Auto Scaling starts checking its health.
    returned: success
    type: int
    sample: 30