Git commits in Moodle 3.11.8 by Daniil Fajnberg

commit 0957e83d8d5dd864c2d2a8cf246a226a8e7c3b3e
Author: Daniil Fajnberg <fajnberg@math.tu-berlin.de>
Date:   Tue, 04 Jan 2022 23:40:01 +0800
Tag:    v3.11.8

MDL-73498 mod_lti: iframe allowed domain fixed