Merge branch 'jayeshkrishna/fix_gh_workflow' into develop (PR #662)

Adding missing install command for the PnetCDF package

* jayeshkrishna/fix_gh_workflow:
  Adding missing install cmd in workflow yml

Author: jayeshkrishna

.github/workflows/spio_pnetcdf_testing_workflow.yaml

@@ -47,7 +47,7 @@ jobs:
           conda install conda-forge::mpich \
             conda-forge::mpich-mpicc conda-forge::mpich-mpicxx \
             conda-forge::mpich-mpifort
-          conda-forge::libpnetcdf
+          conda install conda-forge::libpnetcdf
 
       - name: Configure SCORPIO
         shell: bash -l {0}  # Ensure environment is active for configure cmds