Fix test for pg_upgrade from 10x and some earlier versions.

When Who What
2022-07-29 21:12:50 Justin Pryzby (justinpryzby) Added annotation "This is duplicative of https://commitfest.postgresql.org/38/3649/" to YpgUbzAOIvpdI57b@paquier.xyz
2022-07-29 21:12:25 Justin Pryzby (justinpryzby) Closed in commitfest 2022-09 with status: Returned with feedback
2022-07-08 12:52:44 Justin Pryzby (justinpryzby) New status: Waiting on Author
2022-07-05 05:55:34 Anton Melnikov (antonmel) Changed authors to Justin Pryzby (justinpryzby), Anton Melnikov (antonmel)
2022-07-05 05:54:15 Anton Melnikov (antonmel) Attached mail thread 6b05291c-f252-4fae-317d-b50dba69c311@inbox.ru
2022-07-05 05:54:15 Anton Melnikov (antonmel) Created patch record