Explicitly disclaim support for time with time zone

pgtype/time.go

@@ -19,9 +19,11 @@ type TimeValuer interface {
 
 // Time represents the PostgreSQL time type. The PostgreSQL time is a time of day without time zone.
 //
-// Time is represented as the number of microseconds since midnight in the same way that PostgreSQL does. Other time
-// and date types in pgtype can use time.Time as the underlying representation. However, pgtype.Time type cannot due
-// to needing to handle 24:00:00. time.Time converts that to 00:00:00 on the following day.
+// Time is represented as the number of microseconds since midnight in the same way that PostgreSQL does. Other time and
+// date types in pgtype can use time.Time as the underlying representation. However, pgtype.Time type cannot due to
+// needing to handle 24:00:00. time.Time converts that to 00:00:00 on the following day.
+//
+// The time with time zone type is not supported. Use of time with time zone is discouraged by the PostgreSQL documentation.
 type Time struct {
 	Microseconds int64 // Number of microseconds since midnight
 	Valid        bool