[crash] Avoid crash in CUTE reporter bc. time is not supplied

This most likely crashes if executed. This might break CUTE reporter
external API if it requires the time in the success message.

src/cute_reporter.c

@@ -101,7 +101,7 @@ static void cute_finish_test(TestReporter *reporter, const char *filename, int l
 
     reporter_finish_test(reporter, filename, line, message);
     if (memo->error_count == reporter->failures + reporter->exceptions) {
-        memo->printer("#success %s, %d ms OK\n", name);
+        memo->printer("#success %s OK\n", name);
     }
 }