Update vacuum_cleaner_loc.md

_pages/exercises/MobileRobots/vacuum_cleaner_loc.md

@@ -57,7 +57,7 @@ GUI.showNumpy(matrix)
 ```
 * `GUI.getMap(url)` - Returns a numpy array with the image data in a 3 dimensional array (R, G, B, A). The URL of the Vacuum Cleaner Loc map is '/resources/exercises/vacuum_cleaner_loc/mapgrannyannie.png', so the instruction to get the map is
 ```
-array = GUI.getMap('/resources/exercises/vacuum_cleaner_loc/mapgrannyannie.png')
+array = GUI.getMap('/resources/exercises/vacuum_cleaner_loc/images/mapgrannyannie.png')
 ```
 
 For this example, it is necessary to ensure that the vacuum cleaner covers the highest possible percentage of the house. The application of the automatic evaluator (referee) will measure the percentage traveled, and based on this percentage, will perform the qualification of the solution algorithm.