Developer credits
Git commits in Moodle 3.11.4 by Nathan Nguyen
commit 41868f952b2dd87e1e4486a05d9f2ea99b999453 Author: Nathan Nguyen <nathannguyen@catalyst-au.net> Date: Wed, 20 Oct 2021 18:25:33 +0800 Tag: v3.11.4 MDL-72679 qtype_ddmarker: Fix incorrect positions in multiple viewportss