initialize cpl_scalars when created

[DeniseWorthen]

Pull Request Summary

For dev/ufs-weather-model, initializes the scalar field when created.

Description

Issue(s) addressed

• fixes cpl_scalar fields should be initialized in non-CSG components when created ufs-community/ufs-weather-model#2369

Commit Message

Initialize the scalar field when created

Check list

• Branch is up to date with the authoritative repository (NOAA-EMC) develop branch.
• Checked the checklist for a developer submitting to develop.
• If a version number update is required, checked the updating version number checklist.
• If a new feature was added, a regression test for testing the new feature is added.

Testing

• How were these changes tested?
• Are the changes covered by regression tests? (If not, why? Do new tests need to be added?)
• Have the matrix regression tests been run (if yes, please note HPC and compiler)?
• Please indicate the expected changes in the regression test output, (Note the list of known non-identical tests.)
• Please provide the summary output of matrix.comp (matrix.Diff.txt, matrixCompFull.txt and matrixCompSummary.txt):

[JessicaMeixner-NOAA]

Thanks @DeniseWorthen!

[zach1221]

@JessicaMeixner-NOAA testing is complete on WM PR 2370. Can you please merge this PR?

[JessicaMeixner-NOAA]

@MatthewMasarik-NOAA can you merge this PR?