maint: bump vtk from 9.4.2 to 9.5.2

Bumps [vtk](https://vtk.org) from 9.4.2 to 9.5.2.

---
updated-dependencies:
- dependency-name: vtk
  dependency-version: 9.5.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -43,7 +43,7 @@ tests = [
     "pytest-cov==6.2.1",
     "pytest-rerunfailures==16.0.1",
     "pyvista==0.46.2",
-    "vtk==9.4.2",
+    "vtk==9.5.2",
 ]
 doc = [
     "Sphinx==8.1.3",
@@ -63,7 +63,7 @@ doc = [
     "sphinx-design==0.6.1",
     "sphinx-notfound-page==1.1.0",
     "sphinx-gallery==0.19.0",
-    "vtk==9.4.2",
+    "vtk==9.5.2",
 ]
 
 [tool.flit.module]