Bump vtk from 9.2.6 to 9.3.0 in /requirements #612

Job	Run time
Build wheels on MacOS	0s
Build wheels on MacOS	0s
Build documentation	3m 42s
Build documentation	3m 42s
Build and Test (3.8, ubuntu-latest)	4m 4s
Build and Test (3.8, ubuntu-latest)	4m 4s
Build and Test (3.8, windows-latest)	4m 24s
Build and Test (3.8, windows-latest)	4m 22s
Build and Test (3.9, ubuntu-latest)	3m 33s
Build and Test (3.9, ubuntu-latest)	3m 33s
Build and Test (3.9, windows-latest)	4m 2s
Build and Test (3.9, windows-latest)	4m 2s
Build and Test (3.10, ubuntu-latest)	3m 47s
Build and Test (3.10, ubuntu-latest)	3m 47s
Build and Test (3.10, windows-latest)	3m 45s
Build and Test (3.10, windows-latest)	3m 45s
Build and Test (3.11, ubuntu-latest)	3m 24s
Build and Test (3.11, ubuntu-latest)	3m 24s
Build and Test (3.11, windows-latest)	4m 29s
Build and Test (3.11, windows-latest)	4m 2s
Upload development documentation	0s
Upload development documentation	0s
Release	0s
Release	0s
Upload release documentation	0s
Upload release documentation	0s
	1h 9m 51s

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