Changes:
-remove old dns64 patch
-refresh openssl deprecated patch
-add DoT error log patch https://www.nlnetlabs.nl/bugs-script/show_bug.cgi?id=4206

Signed-off-by: Jan Pavlinec <jan.pavlinec@nic.cz>

Signed-off-by: Eric Luehrsen <ericluehrsen@gmail.com>

This will become pointless once OpenSSL 1.1.1 enters the tree.

Signed-off-by: Rosen Penev <rosenp@gmail.com>