Git commits in Moodle 3.11.x 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()

commit 6d175e17698975da449f143eb7c7b0852178c3c6
Author: Tony Butler <tonyjbutler@gmail.com>
Date:   Wed, 16 Jun 2021 01:21:44 +0800
Tag:    v3.11.1

MDL-71694 assignfeedback_comments: Behat test for feedback preservation

commit e6f453376bc1059e96f0c49ead552b608f2cf20f
Author: Tony Butler <tonyjbutler@gmail.com>
Date:   Fri, 28 May 2021 17:21:01 +0800
Tag:    v3.11.1

MDL-71694 assignfeedback_comments: Fill latest submitted comment data