Git commits in Moodle 3.10.1 by Tomo Tsuyuki

commit 6998cbfad4ecd4c34debc2346152497968fa0f8f
Author: Tomo Tsuyuki <tomotsuyuki@catalyst-au.net>
Date:   Wed, 09 Dec 2020 08:27:02 +0800
Tag:    v3.10.1

MDL-70245 core_grade: Fix grade_get_setting unit test failures