ATS - Peterbilt Modified 378/379 V2.9.2

Changelogs 2.9.2
– Updated brightness for the dashboard ui and gps
– Remove obsolete files
– Adapted for 1.50

Modified Peterbilt 379/389
– 7 cabs
– 14 chassis
– 3 engines
– Engines with their own sounds
– Exclusive interiors
– 6-18 speed transmissions
– Standalone

Authors: Viper2,maxx2504, ED101, Kriechbaum, V2obert, Harven