Update error message wording for format_type change.

src/test/regress/expected/time.out

@@ -72,5 +72,5 @@ SELECT f1 AS "Eight" FROM TIME_TBL WHERE f1 >= '00:00';
 -- and do the rest of the testing in horology.sql
 -- where we do mixed-type arithmetic. - thomas 2000-12-02
 SELECT f1 + time '00:01' AS "Illegal" FROM TIME_TBL;
-ERROR:  Unable to identify an operator '+' for types 'time' and 'time'
+ERROR:  Unable to identify an operator '+' for types 'time without time zone' and 'time without time zone'
 	You will have to retype this query using an explicit cast