Developer credits
Git commits in Moodle 3.8.4 by Leon Stringer
commit 3b81550b8e53251ccf276cbfa325afec513701e4 Author: Leon Stringer <leon.stringer@ntlworld.com> Date: Sun, 05 Jul 2020 22:58:35 +0800 Tag: v3.8.4 MDL-60494 mod_lti: Invalid </img>, example context