Replace say->narrate in remaining look script handlers (batch 2)

Complete the refactoring of look script handlers to use ScriptBuilder.narrate()
instead of ScriptBuilder.say() for better semantic clarity.

Files changed:
- kq4_013_beach.gd (3 instances)
- kq4_016_graveyard.gd (3 instances)
- kq4_017_spooky_house_exterior.gd (2 instances)
- kq4_022_gnomes_cottage.gd (2 instances)
- kq4_027_forest_path.gd (2 instances)
- kq4_029_dense_forest.gd (2 instances)
- kq4_030_mountain_pass.gd (2 instances)
- kq4_031_open_ocean.gd (2 instances)
- kq4_033_enchanted_island_beach.gd (2 instances)
- kq4_034_island_beach.gd (2 instances)
- kq4_035_island_beach.gd (2 instances)
- kq4_036_island_garden_pond.gd (2 instances)
- kq4_038_island_garden.gd (2 instances)

Total: 28 instances across 13 files

Archive scenes (healer_pasture, healer_interior, entrance) closed as
not in active project.

scenes/kq4_030_mountain_pass/kq4_030_mountain_pass.gd

@@ -15,11 +15,11 @@ func _on_dense_forest_interacted() -> void:
 
 func _on_room_looked() -> void:
 	start_main_script(ScriptBuilder.init(
-		ScriptBuilder.say(ego, "A mountain range rises to the east from the forest. A narrow path winds steeply up the side of it.")
+		ScriptBuilder.narrate("A mountain range rises to the east from the forest. A narrow path winds steeply up the side of it.")
 	).build(self, "_on_script_complete"))
 
 
 func _on_mountain_looked() -> void:
 	start_main_script(ScriptBuilder.init(
-		ScriptBuilder.say(ego, "Jagged mountain peaks rise above. The path looks treacherous.")
+		ScriptBuilder.narrate("Jagged mountain peaks rise above. The path looks treacherous.")
 	).build(self, "_on_script_complete"))