give the configuration to StarPU

tests/datawizard/increment_redux_v2.c

@@ -242,7 +242,7 @@ int main(int argc, char **argv)
 	if (starpu_get_env_number_default("STARPU_GLOBAL_ARBITER", 0) > 0)
 		return STARPU_TEST_SKIPPED;
 
-	ret = starpu_initialize(NULL, &argc, &argv);
+	ret = starpu_initialize(&conf, &argc, &argv);
 	if (ret == -ENODEV) return STARPU_TEST_SKIPPED;
 	STARPU_CHECK_RETURN_VALUE(ret, "starpu_init");