Do not loot on dispose corpse
So we dont have to put all items to the ground to dispose the corpse, without taking all the items from the corpse.
Making the environment cleaner.
Found on this forum post->https://forum.openmw.org/viewtopic.php?f=2&t=3799&p=42470&hilit=dispose+loot#p42470
(RM-4178 from redmine: created on 2017-10-27 by Randy Davin, )