maint: bump vtk from 9.3.1 to 9.4.0 #2027

Job	Run time
Documentation Style Check	12s
Check library vulnerabilities (default mode - only on main)	0s
Code style	52s
Check library vulnerabilities (development mode)	41s
Update CHANGELOG (on release)	0s
Doc building	3m 10s
Build and Smoke tests (ubuntu-latest, 3.10, false)	1m 3s
Build and Smoke tests (ubuntu-latest, 3.11, false)	57s
Build and Smoke tests (ubuntu-latest, 3.12, false)	57s
Build and unit testing (v23.1-ubuntu)	1m 58s
Build and unit testing (v23.2.0)	1m 49s
Build and unit testing (v24.1-ubuntu-student)	1m 49s
Package library	0s
Deploy development documentation	0s
Release project to public PyPI and GitHub	0s
Deploy stable documentation	0s
	13m 28s

Provide feedback