Fix missing default behaviour of starting engine when vehicle is driveable

Author: thers

FRFuel.cs

@@ -343,6 +343,8 @@ public void ControlEngine(Vehicle vehicle)
                 else
                 {
                     vehicle.IsDriveable = true;
+                    // FIXME: No neat default behaviour in 1103 :c
+                    vehicle.IsEngineRunning = true;
                 }
             }
         }