Fix: issue 459 / sort direct nodes

[bkimmel]

Description

This PR addresses the issue outlined in Issue 459 by adding another custom sort to generic Table component (similar to the preceding one in place for "Last heard".)

Related Issues

Fixes #459

Changes Made

• Added a function to evaluate the "hopsAway" field for a node and convert it to 0 in the case that it is a string (like "Direct")
• Added a column sort for "Connection" that takes the function above and uses it to sort the values as appropriate.

Testing Done

Added tests to cover basic functionality of the generic table

Screenshots (if applicable)

Before:

After:

Checklist

• Code follows project style guidelines
• Documentation has been updated or added
• Tests have been added or updated
• All CI checks pass
• Dependent changes have been merged

Additional Notes

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