Update pyvista requirement from <=0.43.8 to <=0.44.2

Updates the requirements on [pyvista](https://github.com/pyvista/pyvista) to permit the latest version.
- [Release notes](https://github.com/pyvista/pyvista/releases)
- [Commits](pyvista/pyvista@0.3.2...v0.44.2)

---
updated-dependencies:
- dependency-name: pyvista
  dependency-type: direct:production
...

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

pyproject.toml

@@ -52,7 +52,7 @@ dev = [
 ]
 devsim = [
   "devsim",
-  "pyvista<=0.43.8",
+  "pyvista<=0.44.2",
   "tidy3d>=2.7.8,<2.8"
 ]
 docs = [
@@ -77,7 +77,7 @@ gmsh = [
   "mapbox_earcut",
   "meshio",
   "pygmsh",
-  "pyvista<=0.43.8",
+  "pyvista<=0.44.2",
   "trimesh",
   "shapely",
   "meshwell~=1.0.7"