message: add cublas flag
diff: @@ -203,7 +203,7 @@ HYPRE_OPT = -I$(HYPRE_DIR)/include
  HYPRE_LIB = -L$(HYPRE_DIR)/lib -lHYPRE
  ifeq (YES,$(MFEM_USE_CUDA))
  # This is only necessary when hypre is built with cuda:
  - HYPRE_LIB += -lcusparse -lcurand
  + HYPRE_LIB += -lcusparse -lcurand -lcublas
  endif
  ifeq (YES,$(MFEM_USE_HIP))
  # This is only necessary when hypre is built with hip:
  