Feature #2211 log_msg

[JohnHalleyGotway]

Expected Differences

• 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:
  
  Confirmed the code compiles and ran MODE with an bad configuration conv_thresh = 2.5; to trigger the following error message:

ERROR  : Dictionary::lookup_thresh_array() -> each threshold in array "conv_thresh" must start with a valid comparison operator (<, <=, ==, !=, >, >=, lt, le, eq, ne, gt, ge).

And confirmed with @jvigh that the wording is clear.

• Recommend testing for the reviewer(s) to perform, including the location of input datasets, and any additional instructions:
  
  Just confirm that all the GHA tests pass and review the small number of code changes.

• Do these changes include sufficient documentation updates, ensuring that no errors or warnings exist in the build of the documentation? [Yes]
  None needed.

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

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

• Please complete this pull request review by [Wed 7/27/22].
  

Pull Request Checklist

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• Review the source issue metadata (required labels, projects, and milestone).
• Complete the PR definition above.
• Ensure the PR title matches the feature or bugfix branch name.
• Define the PR metadata, as permissions allow.
  Select: Reviewer(s)
  Select: Organization level software support Project or Repository level development cycle Project
  Select: Milestone as the version that will include these changes
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• After the PR is approved, merge your changes. If permissions do not allow this, request that the reviewer do the merge.
• Close the linked issue and delete your feature or bugfix branch from GitHub.

[jvigh]

These changes look good! This enhancement will help future users if they forget the operator.

[jvigh]

Merged this PR and deleted the branch.