Show psql timing output for failed queries as well as successful ones

This is useful for example when a long-runing statement such as CREATE
INDEX fails after a long time.

src/bin/psql/common.c

@@ -942,7 +942,7 @@ SendQuery(const char *query)
 	PQclear(results);
 
 	/* Possible microtiming output */
-	if (OK && pset.timing)
+	if (pset.timing)
 		printf(_("Time: %.3f ms\n"), elapsed_msec);
 
 	/* check for events that may occur during query execution */