Fix fuel save bypass in MotorController.lua

MotorController:update() was returning prematurely when Fuel Save was disabled, bypassing all additional MotorController logic

Author: cjkreklow

scripts/ai/controllers/MotorController.lua

@@ -31,7 +31,6 @@ function MotorController:update()
             self.vehicle:raiseAIEvent('onAIFieldWorkerContinue', 'onAIImplementContinue')
         end
         self.timerSet = false
-        return
     end
     if self:isFuelSaveDisabled() or self.driveStrategy:getMaxSpeed() >
         self.speedThreshold then
@@ -132,4 +131,4 @@ end
 
 function MotorController:getIsStarted()
     return self.vehicle:getMotorState() ~= MotorState.OFF
-end
+end