Draft: migrating to psycopg3

⚠️ Need to be landed in concert with other update of swh modul. Benchmark report visible at swh-storage!1160

• swh-storage swh-storage!1160
• swh-deposit swh-deposit!452
• swh-icinga-plugins swh-icinga-plugins!64
• swh-indexer swh-indexer!537
• swh-lister swh-lister!542
• swh-loader-core swh-loader-core!538
• swh-objstorage swh-objstorage!206
• swh-scheduler swh-scheduler!400
• swh-scrubber swh-scrubber!77
• swh-vault swh-vault!210
• swh-web swh-web!1362

And these is a few remaining check to do :

• do have a "dropping password from connection info" issue.