Update pyproject.toml

Author: zhangzhanqun

pyproject.toml

@@ -33,7 +33,6 @@ dependencies = ["ansys-dpf-core>=0.7.2",
 
 [project.optional-dependencies]
 tests = [
-    "pyvista==0.43.4",
     "matplotlib==3.8.3",
     "numpy==1.26.4",
     "pytest==8.1.1",
@@ -50,7 +49,6 @@ doc = [
     "matplotlib==3.8.3",
     "imageio==2.34.0",
     "imageio-ffmpeg==0.4.9",
-    "pyvista==0.43.4",
     "numpydoc==1.6.0",
     "Sphinx==7.2.6",
     "sphinx-autobuild==2024.2.4",