Bump sphinx-gallery from 0.17.1 to 0.18.0

Bumps [sphinx-gallery](https://github.com/sphinx-gallery/sphinx-gallery) from 0.17.1 to 0.18.0.
- [Release notes](https://github.com/sphinx-gallery/sphinx-gallery/releases)
- [Changelog](https://github.com/sphinx-gallery/sphinx-gallery/blob/master/.github_changelog_generator)
- [Commits](sphinx-gallery/sphinx-gallery@v0.17.1...v0.18.0)

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

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

pyproject.toml

@@ -48,7 +48,7 @@ doc = [
     "pypandoc==1.13",
     "Sphinx==7.4.7",
     "sphinx-copybutton==0.5.2",
-    "sphinx-gallery==0.17.1",
+    "sphinx-gallery==0.18.0",
     "sphinxcontrib-images==0.9.4",
 ]
 build = [