Fixed debugger errors in many files and optimized some scenes/code

Levels/Objects/TreasureChest_L3.gd

@@ -1,34 +1,20 @@
 extends Sprite
 
+signal ice_key_collected
+
 var is_player_inside: bool = false
 var is_opened: bool = false
 var has_key: bool = true
 
-signal ice_key_collected
-
-# Declare member variables here. Examples:
-# var a: int = 2
-# var b: String = "text"
-
-
-# Called when the node enters the scene tree for the first time.
-func _ready() -> void:
-    pass # Replace with function body.
-
-
-# Called every frame. 'delta' is the elapsed time since the previous frame.
-#func _process(delta: float) -> void:
-#	pass
-
 
 func _on_Player_Detector_area_entered(area: Area2D) -> void:
-    print(get_parent().get_parent().score)
     if area.get_parent().name == 'Player' and get_parent().get_parent().score >= 5:
         if is_opened == false:
             $chestClosed.visible = false
             $chestOpened.visible = true
             $Key.visible = true
-            $Key/AnimationPlayer.play("rise")
+            $Key/AnimationPlayer.play('rise')
             is_opened = true
             has_key = false
-            emit_signal("ice_key_collected")
+            emit_signal('ice_key_collected')
+    return