Cleanup redundant 'time' word

bench/bench-libsrt.c

@@ -64,9 +64,9 @@ int main(int argc, const char *argv[])
 {
   int n = (argc > 1) ? atoi(argv[1]) : 0;
   if (n == 20)
-    test_function("Array  time", 100000000, test_array);
+    test_function("Array", 100000000, test_array);
   if (n == 50)
-    test_function("Sort   time", 10000000, test_sort);
+    test_function("Sort", 10000000, test_sort);
   exit(0);
 }