Feature #3066 file_list_docs

[JohnHalleyGotway]

Expected Differences

Doc-only change to add details about file lists.

• Do these changes introduce new tools, command line arguments, or configuration file options? [No]
  
  If yes, please describe:
  

• Do these changes modify the structure of existing or add new output data types (e.g. statistic line types or NetCDF variables)? [No]
  
  If yes, please describe:
  

Pull Request Testing

• Describe testing already performed for these changes:
  
  Built and reviewed locally.

• Recommend testing for the reviewer(s) to perform, including the location of input datasets, and any additional instructions:
  
  Please review the updated docs for this PR for consistency, clarity, and accuracy.

• Do these changes include sufficient documentation updates, ensuring that no errors or warnings exist in the build of the documentation? [Yes]
  Doc-only changes.

• Do these changes include sufficient testing updates? [Yes]
  None needed.

• Will this PR result in changes to the MET test suite? [No]
  
  If yes, describe the new output and/or changes to the existing output:
  

• Will this PR result in changes to existing METplus Use Cases? [No]
  
  If yes, create a new Update Truth METplus issue to describe them.

• Do these changes introduce new SonarQube findings? [No]
  
  If yes, please describe:

• Please complete this pull request review by [Wed 1/29/25].
  

Pull Request Checklist

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[DanielAdriaansen]

Some changes to increase consistency beyond the consistency you've already added. Otherwise this new section about ASCII file lists is super helpful. Thanks @JohnHalleyGotway!

[JohnHalleyGotway]

Thanks for the detailed feedback. I made the requested changes and pushed them for this PR. Please review the updates at your convenience.

[DanielAdriaansen]

Just one question only, but otherwise I approve.

@JohnHalleyGotway thanks for making these changes. The minor edits and consistency improvements and new ASCII_FILE_LIST section are great updates to the docs!