npc highlight: fix npc interactible check

isVisible is actually the draw priority and is not what we want here

runelite-client/src/main/java/net/runelite/client/plugins/npchighlight/NpcSceneOverlay.java

@@ -146,7 +146,7 @@ public class NpcSceneOverlay extends Overlay
 	private void renderNpcOverlay(Graphics2D graphics, NPC actor, Color color)
 	{
 		NPCComposition npcComposition = actor.getTransformedComposition();
-		if (npcComposition == null || !npcComposition.isVisible())
+		if (npcComposition == null || !npcComposition.isInteractible())
 		{
 			return;
 		}