Git commits in Moodle 3.11.x by Nadav Kavalerchik

commit 99b1551e5481fdb234278a44af28d2f2bbcda28d
Author: Nadav Kavalerchik <nadav.kavalerchik@weizmann.ac.il>
Date:   Sat, 16 Jan 2021 21:48:30 +0800
Tag:    v3.11.0-beta

MDL-66932 theme/boost: Use LTR directionality to display user % grades