Bump sphinx-notfound-page from 1.0.2 to 1.0.4

Bumps [sphinx-notfound-page](https://github.com/readthedocs/sphinx-notfound-page) from 1.0.2 to 1.0.4.
- [Changelog](https://github.com/readthedocs/sphinx-notfound-page/blob/main/CHANGELOG.rst)
- [Commits](readthedocs/sphinx-notfound-page@1.0.2...1.0.4)

---
updated-dependencies:
- dependency-name: sphinx-notfound-page
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pyproject.toml

@@ -39,7 +39,7 @@ docs = [
     "pydata-sphinx-theme==0.15.4",
     "sphinx==7.3.7",
     "sphinx_copybutton==0.5.2",
-    "sphinx-notfound-page==1.0.2",
+    "sphinx-notfound-page==1.0.4",
 ]
 
 [project.entry-points."pytest11"]