NEO-97: fix duplicate npc_row parse error in runtime client

GDScript cannot define instance and static npc_row with the same name;
helpers and tests now call npc_row_in_snapshot for static lookup.

client/scripts/npc_combat_hud_helpers.gd

@@ -38,7 +38,7 @@ static func resolve_hud_npc_rows(
 	var lock_id := locked_target_id_from_state(last_target_state)
 	var locked_row: Dictionary = {}
 	if is_known_npc_id(lock_id):
-		locked_row = NpcRuntimeClient.npc_row(lock_id, npc_runtime_snapshot)
+		locked_row = NpcRuntimeClient.npc_row_in_snapshot(lock_id, npc_runtime_snapshot)
 	var incoming_row: Dictionary = {}
 	var aggro_row: Dictionary = incoming_aggro_row(dev_player_id, npc_runtime_snapshot)
 	if not aggro_row.is_empty():

client/scripts/npc_runtime_client.gd

@@ -60,10 +60,6 @@ func npc_row(instance_id: String, snapshot: Dictionary = {}) -> Dictionary:
 	return npc_row_in_snapshot(instance_id, source)
 
 
-static func npc_row(instance_id: String, snapshot: Dictionary = {}) -> Dictionary:
-	return npc_row_in_snapshot(instance_id, snapshot)
-
-
 static func npc_row_in_snapshot(instance_id: String, snapshot: Dictionary) -> Dictionary:
 	var source: Dictionary = snapshot
 	if source.is_empty():

client/test/npc_runtime_client_test.gd

@@ -83,7 +83,7 @@ func test_npc_row_returns_elite_telegraph_fields() -> void:
 	# Arrange
 	var parsed: Variant = NpcRuntimeClient.parse_runtime_json(_runtime_snapshot_json())
 	# Act
-	var row: Dictionary = NpcRuntimeClient.npc_row(
+	var row: Dictionary = NpcRuntimeClient.npc_row_in_snapshot(
 		"prototype_npc_elite", parsed as Dictionary
 	)
 	# Assert