Restore cleaning of Cray LAPACK_FFLAGS and extend to regular FFLAGS as well

Makefile.system

@@ -1565,6 +1565,12 @@ endif
 
 ifeq ($(F_COMPILER),NAG)
 LAPACK_FFLAGS := $(filter-out -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mskylake-avx512 ,$(FFLAGS))
+FFLAGS := $(filter-out -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mskylake-avx512 ,$(FFLAGS))
+endif
+ifeq ($(F_COMPILER),CRAY)
+LAPACK_FFLAGS := $(filter-out -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mskylake-avx512 ,$(FFLAGS))
+FFLAGS := $(filter-out -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mskylake-avx512 ,$(FFLAGS))
+endif
 endif
 
 LAPACK_CFLAGS = $(CFLAGS)