message: Use flux instead of srun on tioga
diff: @@ -41,9 +41,9 @@ set(MPI_CXX_COMPILER "/usr/tce/packages/cray-mpich-tce/cray-mpich-8.1.16-rocmcc-
  set(MPI_Fortran_COMPILER "/usr/tce/packages/cray-mpich-tce/cray-mpich-8.1.16-rocmcc-5.2.3/bin/mpif90" CACHE PATH "")
  -set(MPIEXEC_EXECUTABLE "/usr/bin/srun" CACHE PATH "")
  +set(MPIEXEC_EXECUTABLE "/usr/bin/flux" CACHE PATH "")
  -set(MPIEXEC_NUMPROC_FLAG "-n" CACHE STRING "")
  +set(MPIEXEC_NUMPROC_FLAG "mini;run;-n" CACHE STRING "")
  set(ENABLE_MPI ON CACHE BOOL "")
  