fix: cuda: geant4 +vecgeom

Author: wdconinc

spack-environment/cuda/spack.yaml

@@ -32,7 +32,7 @@ spack:
   - fmt
   - gaudi
   - gdb
-  - geant4
+  - geant4 +vecgeom
   - graphviz
   - hepmc3
   - heppdt