more correct explanation about certificates handling
<summary>
<p>
This module manages common properties of domains for one or more virtual hosts.
- Its serves two main purposes: for one, supervise/renew https: certificates via the
+ Its serves two main purposes: for one, supervise/renew TLS certificates via the
ACME protocol (<a href="https://tools.ietf.org/html/rfc8555">RFC 8555</a>).
Certificates will be renewed by the module ahead of their expiration to account
for disruption in internet services. There are ways to monitor the status of all
