Create room 044 (Inside Whale) and wire to room 031

- Added kq4_044_inside_whale scene with exit to room 031
- Updated room 031 to add transition to room 044 (bidirectional connection)
- Both transitions validated with exit checker

scenes/kq4_044_inside_whale/kq4_044_inside_whale.gd

@@ -0,0 +1,5 @@
+extends Scene
+
+
+func _on_open_ocean_interacted() -> void:
+	$kq4_031_open_ocean.default_script(self)