Bump matplotlib from 3.9.2 to 3.9.3 in the actions group

Bumps the actions group with 1 update: [matplotlib](https://github.com/matplotlib/matplotlib).


Updates `matplotlib` from 3.9.2 to 3.9.3
- [Release notes](https://github.com/matplotlib/matplotlib/releases)
- [Commits](matplotlib/matplotlib@v3.9.2...v3.9.3)

---
updated-dependencies:
- dependency-name: matplotlib
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: actions
...

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

Author: dependabot[bot]

pyproject.toml

@@ -31,7 +31,7 @@ dependencies = [
 
 [project.optional-dependencies]
 test = [
-    "matplotlib==3.9.2",
+    "matplotlib==3.9.3",
     "pytest-cov==6.0.0",
     "pytest-mpl==0.17.0",
     "pytest==8.3.3",