Create method on NPC script to change state to walk (For lose cutscene wip)

UOP1_Project/Assets/Scripts/Characters/NPC.cs

 {
 	public NPCState npcState; //This is checked by conditions in the StateMachine
 	public GameObject[] talkingTo;
+
+	public void SwitchToWalkState()
+	{
+		npcState = NPCState.Walk;
+	}
 }