Add callback in pgstats for backend initialization

When Who What
2024-09-05 07:08:31 Michael Paquier (michael-kun) Closed in commitfest 2024-11 with status: Committed
2024-09-05 07:08:31 Michael Paquier (michael-kun) Changed committer to michael-kun
2024-09-03 06:16:48 Bertrand Drouvot (bertranddrouvot.pg) Changed authors to Michael Paquier (michael-kun)
2024-09-03 01:53:34 Michael Paquier (michael-kun) Changed targetversion to 18
2024-09-03 01:53:22 Michael Paquier (michael-kun) Attached mail thread ZtZr1K4PLdeWclXY@paquier.xyz
2024-09-03 01:53:22 Michael Paquier (michael-kun) Created patch record