Added certbot-dns-rfc2136 to list of changed modules in CHANGELOG (#7074

)

* Add an option to dns_rfc2136 plugin to explicitly specify an authorative base domain.

* Updated CHANGELOG mentioning added base domain option

* Made the comment on the new option more clear on auto-detection

* Updated comment on how the authorative base domain is determined

* Added certbot-dns-rfc2136 to list of changed modules in CHANGELOG

CHANGELOG.md

@@ -22,7 +22,7 @@ Despite us having broken lockstep, we are continuing to release new versions of
 all Certbot components during releases for the time being, however, the only
 package with changes other than its version number was:
 
-*
+* certbot-dns-rfc2136
 
 More details about these changes can be found on our GitHub repo.