Git merges in Moodle 3.8.9 by Sara Arjona

commit 85778f5ee36effb1efeecb53215543ff02c6c321
Author: Sara Arjona <sara@moodle.com>
Date:   Thu, 06 May 2021 23:58:55 +0800
Tag:    v3.8.9

Merge branch 'MDL-71420_38' of https://github.com/stronk7/moodle into MOODLE_38_STABLE


commit 03ef84c1483defcc1f07b0356b8e0195ba614919
Author: Sara Arjona <sara@moodle.com>
Date:   Thu, 06 May 2021 14:05:28 +0800
Tag:    v3.8.9

Merge branch 'MDL-71390-38' of git://github.com/marinaglancy/moodle into MOODLE_38_STABLE


commit 5013939aa2193d36209a7cccf2dba6cad0f34e2b
Author: Sara Arjona <sara@moodle.com>
Date:   Tue, 20 Apr 2021 21:51:21 +0800
Tag:    v3.8.9

Merge branch 'install_38_STABLE' of https://git.in.moodle.com/amosbot/moodle-install into MOODLE_38_STABLE


commit a0902ad74043b2324a382dee370183c054b148e2
Author: Sara Arjona <sara@moodle.com>
Date:   Fri, 12 Mar 2021 00:18:57 +0800
Tag:    v3.8.9

Merge branch 'install_38_STABLE' of https://git.in.moodle.com/amosbot/moodle-install into MOODLE_38_STABLE