Implement #641 for AWS resources (info about template being marked as IMPORT_ONLY

[smoy]

What changed?

• info about template being marked as IMPORT_ONLY

Rationale

• Sometimes user change template that is marked as import_only, and they may be debugging why an explicit change locally doesn't produce any changes. Log the info to help the user reminder about the changed resource is marked as IMPORT_ONLY already.

How was it tested?

If it was manually verified, list the instructions for your reviewers to follow.

• Unit Tests
• Functional Tests
• Manually Verified

(env) smoy@Stevens-MacBook-Pro smoy-iambic % iambic plan resources/aws/iam/user/iambic-tutorial-aws-mgmt/debug_iam_user.yaml
2023/09/19 09:04:56 [info     ] Loading config...
2023/09/19 09:04:56 [info     ] Setting config metadata...
2023/09/19 09:04:59 [info     ] Plugins loaded successfully...
2023/09/19 09:04:59 [info     ] Scanning for expired resources
2023/09/19 09:05:00 [info     ] Expired resource scan complete.
2023/09/19 09:05:02 [info     ] Resource is marked as import only. 
  resource_id=debug_iam_user 
  resource_type=aws:iam:user
2023/09/19 09:05:02 [info     ] Finished scanning for changes.
IAMbic Summary

Change Detection

* 0 templates with changes.
* 0 accounts affected.

[castrapel]

LGTM