change: Replace outdated graph coloring notebook

[kshyatt-aws]

Issue #, if available:
N/A

Description of changes:
Remove old, outdated Jupyter notebook and replace with fresh, clean Pluto notebook.

Testing done:
Runs locally.

Merge Checklist

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Tests

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[codecov-commenter]

Codecov Report

Base: 93.02% // Head: 93.02% // No change to project coverage 👍

Coverage data is based on head (ed94aab) compared to base (b3f6b85).
Patch has no changes to coverable lines.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #32   +/-   ##
=======================================
  Coverage   93.02%   93.02%           
=======================================
  Files          33       33           
  Lines        3684     3684           
=======================================
  Hits         3427     3427           
  Misses        257      257           

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