Add support for gnu and mpich on perlmutter

Author: andrewdnolan

mache/spack/templates/pm-cpu_gnu_mpich.yaml

@@ -18,7 +18,6 @@ spack:
     unify: when_possible
   packages:
     all:
-      compiler: [{{ compiler }}]
       providers:
         mpi: [{{ mpi }}%{{ compiler }}]
         lapack: [[email protected]]
@@ -117,9 +116,16 @@ spack:
         - libfabric/1.22.0
         extra_attributes:
           compilers:
-            c: cc
+            cc: cc
             cxx: CC
-            fortran: ftn
+            f77: ftn
+            fc: ftn
+          flags: {}
+          target: x86_64
+          operating_system: sles15
+          environment:
+            prepend_path:
+              PKG_CONFIG_PATH: "/opt/cray/xpmem/2.6.2-2.5_2.33__gd067c3f.shasta/lib64/pkgconfig"
       buildable: false
     cray-mpich:
       externals:
@@ -137,43 +143,22 @@ spack:
 {%- if e3sm_hdf5_netcdf %}
     hdf5:
       externals:
-      - spec: [email protected]~cxx+fortran+hl~java+mpi+shared
+      - spec: [email protected]~cxx+fortran+hl~java+mpi+shared%{{ compiler }}
         prefix: /opt/cray/pe/hdf5-parallel/1.12.2.9/gnu/12.3
       buildable: false
     parallel-netcdf:
       externals:
-      - spec: [email protected]+cxx+fortran+pic+shared
+      - spec: [email protected]+cxx+fortran+pic+shared%{{ compiler }}
         prefix: /opt/cray/pe/parallel-netcdf/1.12.3.9/gnu/12.3
       buildable: false
     netcdf-c:
       externals:
-      - spec: [email protected]+mpi~parallel-netcdf
+      - spec: [email protected]+mpi~parallel-netcdf%{{ compiler }}
         prefix: /opt/cray/pe/netcdf-hdf5parallel/4.9.0.9/gnu/12.3
       buildable: false
     netcdf-fortran:
       externals:
-      - spec: [email protected]
+      - spec: [email protected]%{{ compiler }}
         prefix: /opt/cray/pe/netcdf-hdf5parallel/4.9.0.9/gnu/12.3
       buildable: false
 {%- endif %}
-  compilers:
-  - compiler:
-      spec: {{ compiler }}
-      paths:
-        cc: cc
-        cxx: CC
-        f77: ftn
-        fc: ftn
-      flags: {}
-      operating_system: sles15
-      target: x86_64
-      modules:
-      - PrgEnv-gnu/8.5.0
-      - gcc-native/12.3
-      - cray-libsci/23.12.5
-      - craype-accel-host
-      - craype/2.7.30
-      - libfabric/1.22.0
-      environment:
-        prepend_path:
-          PKG_CONFIG_PATH: "/opt/cray/xpmem/2.6.2-2.5_2.33__gd067c3f.shasta/lib64/pkgconfig"