tests/util: add tidss driver

Add an entry for the "tidss" driver, so that the test utilities work
with this driver without passing the -M argument.

Signed-off-by: Francesco Valla <valla.francesco@gmail.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>

tests/util/kms.c

@@ -126,6 +126,7 @@ static const char * const modules[] = {
 	"simpledrm",
 	"imx-lcdif",
 	"vkms",
+	"tidss",
 };
 
 int util_open(const char *device, const char *module)