Git commits in Moodle 3.10.5 by Simey Lameze

commit bb5253b92383843b50b161f1504569e4d9646ff9
Author: Simey Lameze <simey@moodle.com>
Date:   Wed, 23 Jun 2021 07:07:47 +0800
Tag:    v3.10.5

MDL-71789 calendar: fix subscription url validation

commit 09902461b64aa0309092cc2fd40074649987b2ed
Author: Simey Lameze <simey@moodle.com>
Date:   Mon, 14 Jun 2021 10:49:37 +0800
Tag:    v3.10.5

MDL-67208 calendar: fix manage subscription redirection