test: Correct display of failing test

This should show the test name, not the selected name, since the user
may be running all tests, in which case 'select_name' is NULL

Fix it.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/test/test-main.c b/test/test-main.c
index da5b07c..e4f4268 100644
--- a/test/test-main.c
+++ b/test/test-main.c
@@ -622,7 +622,7 @@
 		for (i = 0; i < uts->runs_per_test; i++)
 			ret = ut_run_test_live_flat(uts, test);
 		if (uts->fail_count != old_fail_count) {
-			printf("Test %s failed %d times\n", select_name,
+			printf("Test %s failed %d times\n", test_name,
 			       uts->fail_count - old_fail_count);
 		}
 		found++;