Jwade integrate topoflow glacier

[jswade-rtx]

Integrate the new Topoflow-Glacier module into the ngen build.

Additions

• Add Topoflow-Glacier as a submodule to ngen and install the python package in the Dockerfile.

Removals

Changes

Testing

1 .Peter and Carolyn tested these ngen build changes for Topoflow-Glacier in ngenCERF in combination with other topoflow-glacier and icefabric changes and confirmed that the build was successful.

Screenshots

Notes

Todos

Checklist

• PR has an informative and human-readable title
• Changes are limited to a single goal (no scope creep)
• Code can be automatically merged (no conflicts)
• Code follows project standards (link if applicable)
• Passes all existing automated tests
• Any change in functionality is tested
• New functions are documented (with a description, list of inputs, and expected output)
• Placeholder code is flagged / future todos are captured in comments
• Project documentation has been updated (including the "Unreleased" section of the CHANGELOG)
• Reviewers requested with the Reviewers tool ➡️

Testing checklist (automated report can be put here)

Target Environment support

• Linux