Fix pkcs11 builds

Author: mattia-moffa

arch.mk

@@ -339,7 +339,8 @@ else
       ifeq ($(WOLFCRYPT_TZ),1)
         CORTEXM_ARM_EXTRA_OBJS=
         CORTEXM_ARM_EXTRA_CFLAGS=
-        SECURE_OBJS+=./src/wc_callable.o $(WOLFBOOT_LIB_WOLFSSL)/wolfcrypt/src/random.o
+        SECURE_OBJS+=./src/wc_callable.o
+        WOLFCRYPT_OBJS+=$(WOLFBOOT_LIB_WOLFSSL)/wolfcrypt/src/random.o
         CFLAGS+=-DWOLFCRYPT_SECURE_MODE
         SECURE_LDFLAGS+=-Wl,--cmse-implib -Wl,--out-implib=./src/wc_secure_calls.o
       endif