Remove UPDATE_LEASE to UL

The "other" edns0 option will then become LONG_LIVED_QUERIES which
is way to long to be practical, so I want to make it LLQ, UPDATE_LEASE
then needs to be come UL.

This will probably impact no-one, because noone uses this (I hope)
Preliminary support for EDNS0_LLQ
Half the parsing of the EDNS LLQ package
Fix the newer names for EDNS0