Git commits in Moodle 3.7.6 by Farhan Karmali

commit 20ecbc885f95c03af331de0b9af20aa91827e690
Author: Farhan Karmali <farhan6318@gmail.com>
Date:   Mon, 24 Feb 2020 16:17:14 +0800
Tag:    v3.7.6

MDL-67024 Lib: Check if user->mnethostid is set before using it