remove dead comment

overlay/tun_linux.go

@@ -454,15 +454,6 @@ func (t *tun) Activate() error {
 		return fmt.Errorf("failed to run tun device: %s", err)
 	}
 
-	//todo hmmmmmm
-	//pretty sure this is avoidable
-	//if len(t.unsafeNetworks) != 0 {
-	//	err = os.WriteFile(fmt.Sprintf("/proc/sys/net/ipv4/conf/%s/accept_local", t.Device), []byte("1"), os.FileMode(0o644))
-	//	if err != nil {
-	//		return err
-	//	}
-	//}
-
 	return nil
 }