fix tpt.reset_spark to also reset WIFI

src/lua/LegacyLuaAPI.cpp

@@ -1037,20 +1037,7 @@ int luatpt_reset_velocity(lua_State* l)
 
 int luatpt_reset_spark(lua_State* l)
 {
-	int i;
-	for (i=0; i<NPART; i++)
-	{
-		if (luacon_sim->parts[i].type == PT_SPRK)
-		{
-			if (luacon_sim->parts[i].ctype > 0 && luacon_sim->parts[i].ctype < PT_NUM && luacon_sim->elements[luacon_sim->parts[i].ctype].Enabled)
-			{
-				luacon_sim->parts[i].type = luacon_sim->parts[i].ctype;
-				luacon_sim->parts[i].life = luacon_sim->parts[i].ctype = 0;
-			}
-			else
-				luacon_sim->kill_part(i);
-		}
-	}
+	luacon_controller->ResetSpark();
 	return 0;
 }