Commit 3ca43dbbb67f which adds the permission checks seems to cause conflicts in the pg_upgrade tests:
https://buildfarm.postgresql.org/cgi-bin/show_log.pl?nm=piculet&dt=2024-05-13%2008%3A36%3A37 There is an issue with dropping and creating roles which seems to stem from this commit: CREATE ROLE regress_partition_merge_alice; +ERROR: role "regress_partition_merge_alice" already exists -- Daniel Gustafsson
