Git commits in Moodle 3.11.x by Thong Bui

commit 95974314ddf5a253219a4eb3f4c5b6f971fa8c2d
Author: Thong Bui <qktc1422@gmail.com>
Date:   Tue, 18 May 2021 19:15:25 +0800
Tag:    v3.11.1

MDL-71644 Quiz: The issues outstanding from MDL-70947.

commit 6af383f5b4f75483271374400e7ef3bfd7354bf7
Author: Thong Bui <qktc1422@gmail.com>
Date:   Mon, 10 May 2021 01:22:22 +0800
Tag:    v3.11.0-rc1

MDL-71060 Questions: Duplicates 'Current category' text.

commit 6a9063c588318cbc2cb28fd8beb35cf7200999e6
Author: Thong Bui <qktc1422@gmail.com>
Date:   Mon, 19 Apr 2021 12:28:08 +0800
Tag:    v3.11.0-beta

MDL-71030 Quiz: Add 'who' made changes in question response history

commit 502c11cc5d07467a70be152dcc30d7030fa17047
Author: Thong Bui <qktc1422@gmail.com>
Date:   Mon, 01 Feb 2021 12:21:02 +0800
Tag:    v3.11.0-beta

MDL-70726 behat: should_not_exist function does not work correctly