package/postgresql: bump version to 14.6
Release notes: https://www.postgresql.org/docs/release/14.6/
Signed-off-by: Maxim Kochetkov <fido_max@inbox.ru>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 8f8592b686e4aa1085ace7c7f25c7c777a3fd2ec)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>