Feature #2383 use case sat alt

Pull Request Testing

[ ] Describe testing already performed for these changes:
Ran use case on Seneca successfully, GHA also compiles successfully.
[ ] Recommend testing for the reviewer(s) to perform, including the location of input datasets, and any additional instructions:
Review documentation for use case, recheck that GHA runs successfully.
[ ] Do these changes include sufficient documentation updates, ensuring that no errors or warnings exist in the build of the documentation? [Yes]
[ ] Do these changes include sufficient testing updates? [Yes]
[ ] Will this PR result in changes to the test suite? [Yes]
If yes, describe the new output and/or changes to the existing output:
New use case creates new truth data
[ ] Please complete this pull request review by [Fill in date].
By METplus 6.0beta3

See the METplus Workflow for details.

[ ] Add any new Python packages to the METplus Components Python Requirements table.
[ ] 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.
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