Git commits in Moodle 3.8.6 by Michael Milette

commit 67ba731f8ffa59f124a72a5ee936ced98783e2da
Author: Michael Milette <michael.milette@tngconsulting.ca>
Date:   Tue, 19 May 2020 13:06:41 +0800
Tag:    v3.8.6

MDL-68766 auth: Login form: 'Log in using...' should be h3, not h6