Code review notes fixed

car/src/main/java/cz/muni/pa165/car/rest/CarComponentPairController.java

@@ -28,7 +28,7 @@ public class CarComponentPairController {
   }
 
   /**
-   * Calls facade to add a component to a car.
+   * Calls service to add a component to a car.
    *
    * @param componentId Id of the component.
    * @param carId       Id of the car.
@@ -43,7 +43,7 @@ public class CarComponentPairController {
   }
 
   /**
-   * Calls facade to remove a component from a car.
+   * Calls service to remove a component from a car.
    *
    * @param componentId Id of the component.
    * @param carId       Id of the car.
@@ -58,7 +58,7 @@ public class CarComponentPairController {
   }
 
   /**
-   * Calls facade to get all components of a car.
+   * Calls service to get all components of a car.
    *
    * @param carId Id of the car.
    * @return List of components.