fix: add missing prediction attribute to Tile class

src/tile.py

@@ -22,13 +22,15 @@ class Tile(pygame.sprite.Sprite):
         print('tile type set as', tile_type)
         if self.type == 'water':
             self.stage = 'no_plant'
+            self.prediction = 'water'
             self.water_level = 100
         elif self.type == 'grass':
             self.stage = 'no_plant'
+            self.prediction = 'grass'
             self.water_level = random.randint(1, 5) * 10
         else:
-            self.stage = 'planted'
             self.stage = 'planted' # wczesniej to była self.faza = 'posadzono' ale stwierdzilem ze lepiej po angielsku???
+            self.water_level = random.randint(1, 5) * 10
 
             classes = [
                     "bób", "brokuł", "brukselka", "burak", "cebula",