Git commits in Moodle 3.10.0 by David Matamoros

commit 56b28e8e0b9e79ec30a1b5c8e8bd183faa29585f
Author: David Matamoros <davidmc@moodle.com>
Date:   Wed, 30 Sep 2020 18:00:45 +0800
Tag:    v3.10.0-beta

MDL-69805 mod_data: Freeze comment field if comments disabled