2021-04-16 - releng
19:05	<Krinkle>	Change profile::mail::mx::verp_bounce_post_url in Horizon for deployment-prep from `http://deployment.wikimedia.beta.wmflabs.org/w/api.php` to `http://meta.wikimedia.beta.wmflabs.org/w/api.php`, ref T198673	[releng]