Developer credits
Git commits in Moodle 3.10.4 by Eric Merrill
commit a3fa31fa21b77250e32bb4c9561f9a95970c51c6 Author: Eric Merrill <merrill@oakland.edu> Date: Fri, 09 Apr 2021 03:20:24 +0800 Tag: v3.10.4 MDL-52724 editor_atto: Scrub atto html for invalid ol, ul, and li tags