ETS2 - Scania Mega Truck

Changes:
Fixed the light
Fixed indicators
Fixed lowering of the window
The sound signal has been changed
Updated the DC11,DC13 and DSC14 engine sounds

Authors: Authors: Cyrus The Virus, Playtruckcool, TheGreatJoe, Matgamer Chudy, Ahaneim, Fenix, Kosolap, VENZEL, RusPowErs, DankeHuj, EtophiaAuthor of the revision: funyash