Bump furo from 2024.7.18 to 2024.8.6

Bumps [furo](https://github.com/pradyunsg/furo) from 2024.7.18 to 2024.8.6.
- [Release notes](https://github.com/pradyunsg/furo/releases)
- [Changelog](https://github.com/pradyunsg/furo/blob/main/docs/changelog.md)
- [Commits](pradyunsg/furo@2024.07.18...2024.08.06)

---
updated-dependencies:
- dependency-name: furo
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -45,7 +45,7 @@ optional-dependencies.dev = [
   "webdav4[docs,fsspec,http2,qa,tests]",
 ]
 optional-dependencies.docs = [
-  "furo==2024.7.18",
+  "furo==2024.8.6",
   "myst-parser>=3,<5",
   "sphinx>=7,<8",
   "sphinx-copybutton==0.5.2",