Log Message:
Updated security/dehydrated to version 0.6.5.

Some of the upstream changes since 0.4.0 :
* OpenSSL binary path is now configurable
* Support for ACME v02
* Challenge validation loop has been modified to loop over authorization \ 
identifiers instead of altnames (ACMEv2 + wildcard support)
* Use new ACME v2 endpoint by default
* Initial support for tls-alpn-01 validation
* OCSP refresh interval is now configurable

Full changelog available here :
https://github.com/lukas2511/dehydrated/blob/v0.6.5/CHANGELOG