refactor: ♻️ ignore generated *_files/ from Quarto (#120)

# Description

These are generated from Quarto and don't need to be tracked.

This PR needs a quick review.

Author: lwjohnst86

template/.gitignore

@@ -41,7 +41,7 @@ __pycache__/
 docs/.quarto/
 *.ipynb
 *.quarto_ipynb
-*.storage
+*_files/
 
 # Website generation
 _site