Flush pgstats file during checkpoints

When Who What
2024-10-02 04:45:37 Michael Paquier (michael-kun) Closed in commitfest 2024-09 with status: Returned with feedback
2024-08-01 06:20:32 Corey Huinker (coreyh) Closed in commitfest 2024-07 with status: Moved to next CF
2024-06-18 06:04:02 Michael Paquier (michael-kun) Changed authors to Michael Paquier (michael-kun)
2024-06-18 06:04:02 Michael Paquier (michael-kun) Changed targetversion to 18
2024-06-18 06:03:45 Michael Paquier (michael-kun) Attached mail thread ZnEiqAITL-VgZDoY@paquier.xyz
2024-06-18 06:03:45 Michael Paquier (michael-kun) Created patch record