Git commits in Moodle 3.10.0 by Vitaly

commit 7f177d440cfe3538e15fccd1397410b59597e1d5
Author: Vitaly <potenkov@gmail.com>
Date:   Wed, 16 Sep 2020 02:46:47 +0800
Tag:    v3.10.0-beta

MDL-69342 core_user: fixed user picture updating