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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 -->

instances_to_terminate = []
    instances = (inst_id for inst_id in replace_instances if inst_id in props['instances'])
    
    
    if module.params.get('launch_config_name'):
        if lc_check:
            for i in instances:
                if 'launch_template' in props['instance_facts'][i]:
                    instances_to_terminate.append(i)
                elif props['instance_facts'][i]['launch_config_name'] != props['launch_config_name']:
                    instances_to_terminate.append(i)
        else:
            for i in instances:
                if i in initial_instances:
                    instances_to_terminate.append(i)
    elif module.params.get('launch_template'):
        if lt_check:
            for i in instances:
                if 'launch_config_name' in props['instance_facts'][i]:
                    instances_to_terminate.append(i)
                elif props['instance_facts'][i]['launch_template'] != props['launch_template']:
                    instances_to_terminate.append(i)
        else:
            for i in instances:
                if i in initial_instances:
                    instances_to_terminate.append(i)
    return instances_to_terminate
def terminate_batch(connection, replace_instances, initial_instances, leftovers=False):