Replace say->narrate in look script handlers

Refactor all look script handlers to use ScriptBuilder.narrate() instead
of ScriptBuilder.say() for better semantic clarity. Look commands
describe what the player sees, so narrate is more appropriate than say.

Files changed:
- kq4_009_shady_wooded_area.gd (1 instance)
- kq4_010_forest_path.gd (3 instances)
- kq4_011_enchanted_grove.gd (2 instances)
- kq4_015_frog_pond.gd (4 instances)
- kq4_018_cemetery.gd (2 instances)
- kq4_023_forest_path_with_cottage.gd (2 instances)
- kq4_026_river_meadow.gd (1 instance)
- kq4_039_island_beach.gd (2 instances)
- kq4_040_island_beach_east.gd (2 instances)

Total: 19 instances across 9 files

scenes/kq4_039_island_beach/kq4_039_island_beach.gd

@@ -11,11 +11,11 @@ func _on_island_beach_east_interacted() -> void:
 
 func _on_room_looked() -> void:
 	start_main_script(ScriptBuilder.init(
-		ScriptBuilder.say(ego, "You see a sparkling, sand beach of an exotic island. Before you, in the center of the island, a wonderful ivory palace rises. A lovely garden surrounds the palace.")
+		ScriptBuilder.narrate("You see a sparkling, sand beach of an exotic island. Before you, in the center of the island, a wonderful ivory palace rises. A lovely garden surrounds the palace.")
 	).build(self, "_on_script_complete"))
 
 
 func _on_beach_looked() -> void:
 	start_main_script(ScriptBuilder.init(
-		ScriptBuilder.say(ego, "This is a beautiful sandy beach on an exotic island. The water sparkles in the sunlight.")
+		ScriptBuilder.narrate("This is a beautiful sandy beach on an exotic island. The water sparkles in the sunlight.")
 	).build(self, "_on_script_complete"))