odhcpd: update to Git HEAD (2024-05-08)

odhcpd: update to Git HEAD (2024-05-08)

99dd990690bc treewide: refactor pref(erred) to preferred_lt (lifetime)
4c2b51eab368 treewide: refactor valid to valid_lt (lifetime)
3b4e06055900 router: inherit user-assigned preferred_lifetime
e164414aa184 router: limit prefix preferred_lt to valid_lt in accordance with RFC4861
a2176af7bdeb treewide: spell-fixes and new comments for extra clarification
4590efd3a2b3 treewide: normalize spaces to tabs
2edc60cb7c7a router: rename minvalid to lowest_found_lifetime
7ee72ee17bfa router: disambiguate and clarify 'no route' messages
a29882318a4c config: set RFC defaults for preferred lifetime

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>