Fix up references to scram-sha-256

Peter Eisentraut <peter_e@gmx.net>

Commit: 38d485fdaa5739627b642303cc172acc1487b90a
Author: Peter Eisentraut <peter_e@gmx.net>
Date: 2018-01-30T21:50:30Z
Releases: 11.0
Fix up references to scram-sha-256

pg_hba_file_rules erroneously reported this as scram-sha256.  Fix that.

To avoid future errors and confusion, also adjust documentation links
and internal symbols to have a separator between "sha" and "256".

Reported-by: Christophe Courtois <christophe.courtois@dalibo.com>
Author: Michael Paquier <michael.paquier@gmail.com>

Files

Documentation touched