Git commits in Moodle 3.8.5 by Helen Foster

commit 972f50ff90f67ed98a699a57ea4fa913cd5daf98
Author: Helen Foster <helen@moodle.org>
Date:   Fri, 21 Aug 2020 19:58:56 +0800
Tag:    v3.8.5

MDL-69501 lang: Import fixed English strings (en_fix)