Build the new bignum_new.c file

Signed-off-by: Gabor Mezei <gabor.mezei@arm.com>

library/CMakeLists.txt

@@ -18,6 +18,7 @@ set(src_crypto
     asn1write.c
     base64.c
     bignum.c
+    bignum_new.c
     camellia.c
     ccm.c
     chacha20.c

library/Makefile

@@ -83,6 +83,7 @@ OBJS_CRYPTO= \
 	     asn1write.o \
 	     base64.o \
 	     bignum.o \
+	     bignum_new.o \
 	     camellia.o \
 	     ccm.o \
 	     chacha20.o \