Some minor cleanup.

src/powerup.py

@@ -29,7 +29,7 @@ class PowerUp(Object):
 
         # Update position
         new_x = self._currentX + self.direction * self.speed
-    
+
         # Check boundaries and bounce if needed
         if new_x < self.left_boundary:
             self._currentX = self.left_boundary
@@ -55,7 +55,7 @@ class PowerUp(Object):
             return False
 
         return True
-        
+
     def apply_effect(self, player):
         """Apply the item's effect when collected"""
         if self.item_type == 'hand_of_glory':
@@ -99,7 +99,7 @@ class PowerUp(Object):
             # Tell level to spawn a spider
             if hasattr(self, 'level'):
                 self.level.spawn_spider(self.xPos, self.yPos)
-        
+
         # Stop movement sound when collected
         if self.channel:
             self.channel.stop()