Remove dice.o from non-tz targets

Author: danielinux

Makefile

@@ -34,9 +34,12 @@ OBJS:= \
 	./src/string.o \
 	./src/image.o \
 	./src/libwolfboot.o \
-	./src/dice/dice.o \
 	./hal/hal.o
 
+ifeq ($(WOLFCRYPT_TZ),1)
+OBJS+=./src/dice/dice.o
+endif
+
 ifneq ($(TARGET),library)
 	OBJS+=./hal/$(TARGET).o
 endif