Git commits in Moodle 3.5.18 by Marina Glancy

commit b3261d7e478bd492d4d6dd0bd737886c1aa38ab7
Author: Marina Glancy <marina@moodle.com>
Date:   Wed, 21 Apr 2021 17:49:57 +0800
Tag:    v3.5.18

MDL-71390 core: raise max_input_vars requirement for Moodle 3.11