cmd: fwu: Also print information about size

It is useful when structure is also used for saving vendor data covered
by CRC32.

Signed-off-by: Michal Simek <michal.simek@amd.com>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas@linaro.org>

cmd/fwu_mdata.c

@@ -22,6 +22,7 @@ static void print_mdata(struct fwu_data *data)
 	printf("\tFWU Metadata\n");
 	printf("crc32: %#x\n", data->crc32);
 	printf("version: %#x\n", data->version);
+	printf("size: %#x\n", data->metadata_size);
 	printf("active_index: %#x\n", data->active_index);
 	printf("previous_active_index: %#x\n", data->previous_active_index);