chore(deps): update dependency sphinx-rtd-theme to v2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
sphinx-rtd-theme	~=1.3.0 -> ~=2.0.0

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Release Notes

readthedocs/sphinx_rtd_theme (sphinx-rtd-theme)

v2.0.0

Compare Source

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Configuration

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (3805b28) 88.86% compared to head (11f8b1f) 88.86%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #671   +/-   ##
=======================================
  Coverage   88.86%   88.86%           
=======================================
  Files           7        7           
  Lines         548      548           
=======================================
  Hits          487      487           
  Misses         61       61           

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