Git commits in Moodle 3.10.2 by John Yao

commit c6df8dc20b7459ca2492bf39af3470df325bb0dc
Author: John Yao <johnyao@catalyst-au.net>
Date:   Thu, 19 Dec 2019 10:41:32 +0800
Tag:    v3.10.2

MDL-65390 accessibility: correct focus after "Show more" clicked