[Buildroot] [PATCH 1/1] package/postgresql: bump version to 18.3

[Julien Olivain]

On 04/03/2026 20:16, Bernd Kuhls wrote:
> https://www.postgresql.org/about/news/postgresql-183-179-1613-1517-and-1422-released-3246/
> 
> Signed-off-by: Bernd Kuhls <bernd at kuhls.net>

Applied to master, thanks.