build(deps): bump sphinx-issues from 4.1.0 to 5.0.0 (#319)

Bumps [sphinx-issues](https://github.com/sloria/sphinx-issues) from 4.1.0 to 5.0.0.
- [Commits](sloria/sphinx-issues@4.1.0...5.0.0)

---
updated-dependencies:
- dependency-name: sphinx-issues
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements/requirements-docs.txt

@@ -4,7 +4,7 @@
 # - sphinx==8.1.3
 # - sphinxext-opengraph==0.9.1
 # - sphinx-copybutton==0.5.2
-# - sphinx_issues==4.1.0
+# - sphinx_issues==5.0.0
 # - sphinx-autobuild==2024.10.3
 # - importlib-metadata==8.5.0
 # - furo==2024.8.6