Bump furo from 2023.5.20 to 2023.7.26

Bumps [furo](https://github.com/pradyunsg/furo) from 2023.5.20 to 2023.7.26.
- [Release notes](https://github.com/pradyunsg/furo/releases)
- [Changelog](https://github.com/pradyunsg/furo/blob/main/docs/changelog.md)
- [Commits](pradyunsg/furo@2023.05.20...2023.07.26)

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

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

requirements/requirements-dev.txt

@@ -295,9 +295,9 @@ flake8-import-order==0.18.2 \
     --hash=sha256:82ed59f1083b629b030ee9d3928d9e06b6213eb196fe745b3a7d4af2168130df \
     --hash=sha256:e23941f892da3e0c09d711babbb0c73bc735242e9b216b726616758a920d900e
     # via -r requirements/requirements-dev.in
-furo==2023.5.20 \
-    --hash=sha256:40e09fa17c6f4b22419d122e933089226dcdb59747b5b6c79363089827dea16f \
-    --hash=sha256:594a8436ddfe0c071f3a9e9a209c314a219d8341f3f1af33fdf7c69544fab9e6
+furo==2023.7.26 \
+    --hash=sha256:1c7936929ec57c5ddecc7c85f07fa8b2ce536b5c89137764cca508be90e11efd \
+    --hash=sha256:257f63bab97aa85213a1fa24303837a3c3f30be92901ec732fea74290800f59e
     # via -r requirements/requirements-dev.in
 idna==3.4 \
     --hash=sha256:814f528e8dead7d329833b91c5faa87d60bf71824cd12a7530b5526063d02cb4 \