science/PETSc: Update 3.9.4->3.10.1; math/py-petsc4py: Update 3.9.1->3.10.0; math/slepc: Update 3.9.2->3.10.0; math/py-slepc4py: Update 3.9.0->3.10.0

Bump math/sundials and math/petiga.
On commit because they depend on each other and don't build unless versions match.