caja_herramientas code cleanup

gymkhana/rooms/trasera_cocina/trasera_cocina.tscn

@@ -130,8 +130,7 @@ script = ExtResource( 3 )
 global_id = "eneko_smoking"
 
 [node name="caja_herramientas" parent="." instance=ExtResource( 31 )]
-esc_script = "res://gymkhana/items/inventory/caja_herramientas.esc"
-position = Vector2( 707, 522 )
+position = Vector2( 707, 422 )
 
 [node name="ESCLocation" type="Position2D" parent="ESCItemWithTooltip"]
 position = Vector2( -51, 69 )