kokkos: add pic option (#9643)
kokkos: add pic option (#9643)

Since kokkos only compiles a static library, the -fPIC compiler flag
is required to link kokkos into a Fortran executable
iulian787/spack,iulian787/spack,iulian787/spack,LLNL/spack,iulian787/spack,LLNL/spack,LLNL/spack,LLNL/spack,iulian787/spack,LLNL/spack