feat: celeritas: require +root

spack-environment/packages.yaml

@@ -49,6 +49,10 @@ packages:
     require:
     - '@3.4.0'
     - -ipo
+  celeritas:
+    require:
+    - '@0.5.0'
+    - +geant4 +hepmc3 +root +vecgeom
   cernlib:
     require:
     - '@2022.11.08.0-free'