Dicom Anonymiser tidy files

[rkm]

Proposed Changes

Tidy files/docs from original PR development.

Types of changes

• Bugfix (non-breaking change which fixes an issue)
• New Feature (non-breaking change which adds functionality)
• Breaking Change (fix or feature that would cause existing functionality to not work as expected)
• Documentation-Only Update (if none of the other choices apply)
  • In this case, ensure that the message of the head commit from the source branch is prefixed with [skip ci]

Checklist

By opening this PR, I confirm that I have:

• Reviewed the contributing guidelines for this repository
• Ensured that the PR branch is in sync with the target branch (i.e. it is automatically merge-able)
• Updated any relevant API documentation
• Created or updated any tests if relevant
• Created a news file
  • NOTE: This must include any changes to any of the following files: default.yaml, any of the RabbitMQ server configurations, GlobalOptions.cs
• Listed myself in the CONTRIBUTORS file 🚀
• Requested a review by the @SMI/Reviewers team

Issues

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 60.93%. Comparing base (2a7a3bb) to head (03aa88d).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1844   +/-   ##
=======================================
  Coverage   60.93%   60.93%           
=======================================
  Files         177      177           
  Lines        6559     6559           
  Branches      898      898           
=======================================
  Hits         3997     3997           
  Misses       2290     2290           
  Partials      272      272           

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