Fix grammar in documentation related to checkpoint_flush_after

Michael Paquier <michael@paquier.xyz>

Commit: 858571843c8affff5a69527faa3e57f8adfa4165
Author: Michael Paquier <michael@paquier.xyz>
Date: 2018-06-11T00:57:09Z
Releases: 10.5
Fix grammar in documentation related to checkpoint_flush_after

Reported-by: Christopher Jones

Files

PathChange+/−
doc/src/sgml/wal.sgml modified +2 −2

Documentation touched