Developer credits
Git commits in Moodle 3.7.5 by Anthony Forth
commit cb2a49009ccc8c1f7e7b2fd96197ede7e76cdc1f Author: Anthony Forth <a.j.forth@open.ac.uk> Date: Wed, 12 Feb 2020 20:26:16 +0800 Tag: v3.7.5 MDL-67945 enrol: missing $DB in edit_instance_form