fix(acm): Key Error DomainName

[jfagoagas]

Context

Partially fixes #6728

Description

Fix KeyError in ACM DomainName.

Checklist

• Are there new checks included in this PR? Yes / No
  • If so, do we need to update permissions for the provider? Please review this carefully.
• Review if the code is being covered by tests.
• Review if code is being documented following this specification https://github.com/google/styleguide/blob/gh-pages/pyguide.md#38-comments-and-docstrings
• Review if backport is needed.
• Review if is needed to change the Readme.md

License

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.75%. Comparing base (545c2dc) to head (e17226f).
Report is 5 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #6739      +/-   ##
==========================================
- Coverage   93.70%   88.75%   -4.95%     
==========================================
  Files          67     1195    +1128     
  Lines        6351    34471   +28120     
==========================================
+ Hits         5951    30594   +24643     
- Misses        400     3877    +3477     

Flag	Coverage Δ
api	?
prowler	88.75% <ø> (?)

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Components	Coverage Δ
prowler	88.75% <ø> (∅)
api	∅ <ø> (∅)

[puchy22]

👍

[prowler-bot]

💚 All backports created successfully

Status	Branch	Result
✅	v5.2

Questions ?

Please refer to the Backport tool documentation and see the Github Action logs for details