Relabel segmentation based on tracking results

[cmalinmayor]

Proposed Change

• Relabel segmentation based on tracking results
• Also use Enums for the node and edge attributes. I wanted to do this anyways and then thought I made a typo in "segmentation" so I just went for it to debug.

Checklist

Go through these things before merge. Actions should run automatically to test them, but for information on how to run locally, see CONTRIBUTING.md.

• I have added tests that prove that my feature works in various situations or tests the bugfix (if applicable).
• I have checked that the tests pass and I maintained or improved test coverage (if applicable).
• I have written docstrings and checked that they render correctly in the documentation build.
• I have checked that mypy type checking passes.