Tests

Merge branch 'always-normalise' into dry-up-examples #597

Job	Run time
CUDA	12m 54s
Fedora	21s
CMake, PETSc unreleased, ADIOS2	27m 36s
Default options, Ubuntu 22.04	16m 49s
Optimised, static	16m 11s
Debug, shared	22m 37s
Shared, release	17m 21s
Shared, OpenMP, 3D metrics	15m 36s
CMake, new PETSc	22m 51s
	2h 32m 16s

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