Git commits in Moodle 3.9.2 by Eric Merrill

commit 7a4f10ddda0abfcda05407533401fa98d8ed2faa
Author: Eric Merrill <merrill@oakland.edu>
Date:   Sat, 01 Aug 2020 07:06:49 +0800
Tag:    v3.9.2

MDL-69112 assign: Improve parsing of uploaded feedback names