Switched _SITE to https.
Removed patch which was applied upstream:
28c476ec45
Release notes:
https://sourceforge.net/p/fetchmail/mailman/message/37721221/
https://sourceforge.net/p/fetchmail/mailman/message/37699234/
https://sourceforge.net/p/fetchmail/mailman/message/37687601/
https://sourceforge.net/p/fetchmail/mailman/message/37681775/
https://sourceforge.net/p/fetchmail/mailman/message/37645690/
Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>