Git commits in Moodle 3.9.3 by Vitaly

commit 141216f94c552d35c547c053ae4660e070418b42
Author: Vitaly <potenkov@gmail.com>
Date:   Wed, 16 Sep 2020 02:46:47 +0800
Tag:    v3.9.3

MDL-69342 core_user: fixed user picture updating