Git commits in Moodle 3.9.12 by Andrew Nicols

commit 80df50ae389f8c57f61dfd807de81459239fd496
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Wed, 15 Sep 2021 21:15:08 +0800
Tag:    v3.9.12

MDL-72701 unit tests: Fix broken @covers annotations


commit 3723049a5cca17a46dab27d679a0dafe69306e46
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Wed, 09 Jun 2021 18:41:25 +0800
Tag:    v3.9.12

MDL-71882 grunt: Replace module names