build(deps): bump matplotlib from 3.9.2 to 3.9.3

Bumps [matplotlib](https://github.com/matplotlib/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
...

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

pyproject.toml

@@ -37,7 +37,7 @@ dependencies = ["ansys-dpf-core>=0.7.2",
 
 [project.optional-dependencies]
 tests = [
-    "matplotlib==3.9.2",
+    "matplotlib==3.9.3",
     "hollerith==0.5.2",
     "numpy==2.1.3",
     "pytest==8.3.3",
@@ -55,7 +55,7 @@ codegen = [
 ]
 doc = [
     "recommonmark==0.7.1",
-    "matplotlib==3.9.2",
+    "matplotlib==3.9.3",
     "imageio==2.36.0",
     "imageio-ffmpeg==0.5.1",
     "numpydoc==1.8.0",