include source root directory via -I for libnonfips.a

Reviewed-by: NMatthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
(Merged from https://github.com/openssl/openssl/pull/11682)

providers/build.info

@@ -48,7 +48,7 @@ $COMMON_INCLUDES=../crypto ../include implementations/include common/include
 INCLUDE[$LIBCOMMON]=$COMMON_INCLUDES
 INCLUDE[$LIBIMPLEMENTATIONS]=.. $COMMON_INCLUDES
 INCLUDE[$LIBLEGACY]=.. $COMMON_INCLUDES
-INCLUDE[$LIBNONFIPS]=$COMMON_INCLUDES
+INCLUDE[$LIBNONFIPS]=.. $COMMON_INCLUDES
 INCLUDE[$LIBFIPS]=.. $COMMON_INCLUDES
 DEFINE[$LIBFIPS]=FIPS_MODULE