Git commits in Moodle 3.11.x by Alexander Bias

commit 91306f5f663b72f6bcfd71c906643de3fea5856a
Author: Alexander Bias <alexander.bias@uni-ulm.de>
Date:   Mon, 30 Nov 2020 17:45:23 +0800
Tag:    v3.11.0-beta

MDL-70342 block_timeline: Get rid of double quotes