Git commits in Moodle 3.10.4 by Tomo Tsuyuki

commit ed1ce9cf9bfc16bb2fb4aaa6d5646993698c0db8
Author: Tomo Tsuyuki <tomotsuyuki@catalyst-au.net>
Date:   Tue, 30 Mar 2021 07:54:08 +0800
Tag:    v3.10.4

MDL-71136 backup: Fix moodle_exception path.