fix autovacuum assertion failure when dropping indexes

When Who What
2024-10-28 21:47:30 Nathan Bossart (bossartn) Closed in commitfest 2024-11 with status: Committed
2024-10-28 15:15:44 Nathan Bossart (bossartn) Added bossartn as committer
2024-10-28 15:15:43 Nathan Bossart (bossartn) New status: Ready for Committer
2024-10-26 16:15:28 Nathan Bossart (bossartn) Changed authors to Nathan Bossart (bossartn)
2024-10-26 16:15:28 Nathan Bossart (bossartn) Changed targetversion to 18
2024-10-26 16:15:22 Nathan Bossart (bossartn) Attached mail thread CAD21AoBgF9etQrXbN9or_YHsmBRJHHNUEkhHp9rGK9CyQv5aTQ@mail.gmail.com
2024-10-26 16:15:22 Nathan Bossart (bossartn) Created patch record