Git commits in Moodle 3.11.3 by Tony Butler

commit bf2a7643ef1d2a11b7d5af9e8932090835b2df8c
Author: Tony Butler <tonyjbutler@gmail.com>
Date:   Fri, 18 Jun 2021 00:43:36 +0800
Tag:    v3.11.3

MDL-71945 mod_assign: Remove unneccesary call to assign_update_grades()