Make fix_aws_dns fails if AMI-ID no longer exists

[mhjacks]

e.g.

TASK [roles/manage_ec2_instances : provision aap server] ***************************************************************
An exception occurred during task execution. To see the full traceback, use -vvv. The error was: ansible_collections.amazon.aws.plugins.module_utils.ec2.AnsibleEC2Error: Failed to run instances: An error occurred (InvalidAMIID.NotFound) when calling the RunInstances operation: The image id '[ami-0c37ac84e611f43e0]' does not exist
[DEPRECATION WARNING]: The network parameter has been deprecated, please use network_interfaces and/or 
network_interfaces_ids instead. This feature will be removed from amazon.aws in a release after 2026-12-01. Deprecation
 warnings can be disabled by setting deprecation_warnings=False in ansible.cfg.
fatal: [localhost]: FAILED! => {"boto3_version": "1.40.65", "botocore_version": "1.40.65", "changed": false, "error": {"code": "InvalidAMIID.NotFound", "message": "The image id '[ami-0c37ac84e611f43e0]' does not exist"}, "msg": "Failed to run instances: An error occurred (InvalidAMIID.NotFound) when calling the RunInstances operation: The image id '[ami-0c37ac84e611f43e0]' does not exist", "response_metadata": {"http_headers": {"cache-control": "no-cache, no-store", "connection": "close", "content-type": "text/xml;charset=UTF-8", "date": "Wed, 05 Nov 2025 13:44:40 GMT", "server": "AmazonEC2", "strict-transport-security": "max-age=31536000; includeSubDomains", "transfer-encoding": "chunked", "vary": "accept-encoding", "x-amzn-requestid": "da76cd1e-fcf1-4903-a449-313944b4eda8"}, "http_status_code": 400, "request_id": "da76cd1e-fcf1-4903-a449-313944b4eda8", "retry_attempts": 0}}