[c2905] Extend support for quest 11343

This will implement the Wyrmskull village Lich King dialogue and support
server side quest 12485

Signed-off-by: Xfurry <xfurry@scriptdev2.com>

(based on commit f2da1cb)

Signed-off-by: Xfurry <xfurry@scriptdev2.com>