Bump pyvista from 0.37.0 to 0.38.1 (#81)

Bumps [pyvista](https://github.com/pyvista/pyvista) from 0.37.0 to 0.38.1.
- [Release notes](https://github.com/pyvista/pyvista/releases)
- [Commits](pyvista/pyvista@v0.37.0...v0.38.1)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Roberto Pastor Muela <[email protected]>

Author: dependabot[bot]

pyproject.toml

@@ -34,7 +34,7 @@ dependencies = [
 
 [project.optional-dependencies]
 tests = [
-    "pyvista==0.37.0",
+    "pyvista==0.38.1",
     "matplotlib==3.6.2",
     "numpy==1.24.2",
     "pytest==7.2.0",
@@ -52,7 +52,7 @@ doc = [
     "matplotlib==3.6.2",
     "imageio==2.25.0",
     "imageio-ffmpeg==0.4.8",
-    "pyvista==0.37.0",
+    "pyvista==0.38.1",
     "numpydoc==1.5.0",
     "Sphinx==5.3.0",
     "sphinx-autobuild==2021.3.14",