[Revamp] Workflows with Snakemake

[fcooper8472]

Links

• Gutenberg material
• Markdown files

Areas for improvement

• [x] New release: Snakemake 8, documentation requires updating
  • [x] Minor updates to tutorials (originals located: https://snakemake.readthedocs.io/en/stable/tutorial/tutorial.html and https://snakemake.readthedocs.io/en/stable/tutorial/short.html).
  • [X] Remove mention of atom editor (end-of-life)
  • [X] Fix missing figure (basics, Step 5, bad path)

[jsbrittain]

@fcooper8472 happy to take this one if you can assign me to the issue.