ETS2 - RusMap 2.54 Fix

RusMap 2.54 Fix map for Euro Truck Simulator 2 version 1.54, created by Sergey061, aldimator.

A bug has been fixed at customs posts, on the border with Poland, Latvia and Lithuania.
A bug with the inability to take cargo with your trailer in some cities has been fixed.
A bug with incorrect display of forests in the northern parts of the map has been fixed.
The font of the city names on the signs has been fixed.
Minor optimization of the city of Grodno.

Authors: Sergey061, aldimator