Add constraints on petsc to simplify GH actions build.

Author: nkoukpaizan

.github/workflows/spack_cpu_build.yaml

@@ -102,14 +102,15 @@ jobs:
           # - exago@develop~mpi~ipopt~hiop~python~raja
           # See #44 - +mpi~python should fail if no python in system,
           #                       but the runner happens to have one...
-          - exago@develop+mpi~ipopt+hiop~python~raja ^openmpi
+          # - exago@develop+mpi~ipopt+hiop~python~raja ^openmpi
           # See #18 - +hiop~mpi causes issues
           # - exago@develop~mpi~ipopt+hiop~python+raja
           # See #16 - +python~mpi causes issues
           # - exago@develop~mpi~ipopt+hiop+python~raja
-          #- exago@develop+mpi~ipopt+hiop+python~raja ^openmpi
+          # - exago@develop+mpi~ipopt+hiop+python~raja ^openmpi
           # See #40 - +hiop+raja~ipopt ^hiop~sparse is useful for edge cases
-          #- exago@develop+mpi~ipopt+hiop~python+raja ^openmpi ^hiop+raja~sparse
+          # - exago@develop+mpi~ipopt+hiop~python+raja ^openmpi ^hiop+raja~sparse
+          - exago@develop+mpi~ipopt+hiop~python~raja ^openmpi ^[email protected]~hypre~superlu-dist~hdf5~metis
 
     name: Build ExaGO with Spack
     steps: