Bump nbsphinx from 0.9.4 to 0.9.5 (#1461)

Bumps [nbsphinx](https://github.com/spatialaudio/nbsphinx) from 0.9.4 to 0.9.5.
- [Release notes](https://github.com/spatialaudio/nbsphinx/releases)
- [Changelog](https://github.com/spatialaudio/nbsphinx/blob/master/NEWS.rst)
- [Commits](spatialaudio/nbsphinx@0.9.4...0.9.5)

---
updated-dependencies:
- dependency-name: nbsphinx
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -20,7 +20,7 @@ Pillow==10.4.0
 # documentation
 Sphinx==7.2.6; python_version >= '3.9'
 Sphinx~=7.1.2; python_version <= '3.8'
-nbsphinx==0.9.4
+nbsphinx==0.9.5
 
 # integration
 tox==4.18.0