message: Add `camp` dependency to `core` component, when present
  It should be propagated through either RAJA or Umpire, but was missing
  when `RAJA_FOUND` but not `UMPIRE_FOUND`.
diff: @@ -94,6 +94,7 @@ set(core_sources
  #------------------------------------------------------------------------------
  set( core_depends fmt )
  +blt_list_append( TO core_depends ELEMENTS camp IF CAMP_FOUND )
  blt_list_append( TO core_depends ELEMENTS umpire IF UMPIRE_FOUND )
  blt_list_append( TO core_depends ELEMENTS RAJA IF RAJA_FOUND )
  