Fix docs build, add config

[duckontheweb]

Related Issue(s):

• Fix Sphinx LateX build #552

Description:

This temporarily disables building the PDF docs until the underlying issue with nbsphinx is resolved. Also moves our docs dependencies into a separate file and uses a .readthedocs.yaml file for configuration.

PR Checklist:

• Code is formatted (run pre-commit run --all-files)
• Tests pass (run scripts/test)
• Documentation has been updated to reflect changes, if applicable
• 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 #553 (c3a41ef) into main (f443f6a) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #553   +/-   ##
=======================================
  Coverage   94.35%   94.35%           
=======================================
  Files          71       71           
  Lines       10409    10409           
  Branches     1089     1089           
=======================================
  Hits         9821     9821           
  Misses        419      419           
  Partials      169      169           

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