More thorough gitignore

[duckontheweb]

Description:

• Adds a more thorough .gitignore file to cover common files/directories for Python development

@l0b0 Thanks for the push on this in this comment. I'm curious if anyone else has a different opinion on this.

PR Checklist:

• Code is formatted (run scripts/format)
• Tests pass (run scripts/test)
• This PR maintains or improves overall codebase code coverage.
• Changes are added to the CHANGELOG. See the docs for information about adding to the changelog.

[codecov-commenter]

Codecov Report

Merging #405 (2e01aa5) into main (4658999) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #405   +/-   ##
=======================================
  Coverage   89.64%   89.64%           
=======================================
  Files          39       39           
  Lines        5169     5169           
=======================================
  Hits         4634     4634           
  Misses        535      535           

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[l0b0]

LGTM, thanks!