Bump sphinx-rtd-theme from 1.2.2 to 1.3.0

Bumps [sphinx-rtd-theme](https://github.com/readthedocs/sphinx_rtd_theme) from 1.2.2 to 1.3.0.
- [Changelog](https://github.com/readthedocs/sphinx_rtd_theme/blob/master/docs/changelog.rst)
- [Commits](readthedocs/sphinx_rtd_theme@1.2.2...1.3.0)

---
updated-dependencies:
- dependency-name: sphinx-rtd-theme
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements_dev.txt

@@ -13,6 +13,6 @@ recommonmark==0.7.1
 requests==2.31.0
 requests-mock==1.11.0
 sphinx==6.2.1
-sphinx-rtd-theme==1.2.2
+sphinx-rtd-theme==1.3.0
 tqdm==4.65.0
 websocket-client==1.6.1