Make some error strings more generic

Alvaro Herrera <alvherre@alvh.no-ip.org>

Commit: b62a3fa1cc66ab0d3356c0262b743909d2066504
Author: Alvaro Herrera <alvherre@alvh.no-ip.org>
Date: 2023-10-20T20:52:15Z
Releases: 16.1
Make some error strings more generic

It's undesirable to have SQL commands or configuration options in a
translatable error string, so take some of these out.

Files