Feat/stack pinot noir

stacks/pinot-noir/packages_stack.yaml

@@ -205,6 +205,9 @@ packages:
   scotch:
     prefer: ['~mpi']
 
+  sirius:
+    prefer: ['+fortran', '+elpa', '+wannier90']
+
   slepc:
     require:
     - spec: '^arpack-ng +mpi'