Update tailscale to 1.74.1

ipk-source/tailscaled_1.74.1-1_aarch64_cortex-a53/root/etc/config/tailscale

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+config settings 'settings'
+	option log_stderr '1'
+	option log_stdout '1'
+	option port '41641'
+	option state_file '/etc/tailscale/tailscaled.state'

ipk-source/tailscaled_1.74.1-1_aarch64_cortex-a53/root/etc/init.d/tailscale

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+#!/bin/sh /etc/rc.common
+
+# Copyright 2020 Google LLC.
+# Copyright (C) 2021 CZ.NIC z.s.p.o. (https://www.nic.cz/)
+# SPDX-License-Identifier: Apache-2.0
+
+USE_PROCD=1
+START=80
+
+start_service() {
+  local state_file
+  local port
+  local std_err std_out
+
+  config_load tailscale
+  config_get_bool std_out "settings" log_stdout 1
+  config_get_bool std_err "settings" log_stderr 1
+  config_get port "settings" port 41641
+  config_get state_file "settings" state_file /etc/tailscale/tailscaled.state
+
+  /usr/sbin/tailscaled --cleanup
+
+  procd_open_instance
+  procd_set_param command /usr/sbin/tailscaled
+
+  # Set the port to listen on for incoming VPN packets.
+  # Remote nodes will automatically be informed about the new port number,
+  # but you might want to configure this in order to set external firewall
+  # settings.
+  procd_append_param command --port "$port"
+  procd_append_param command --state "$state_file"
+
+  procd_set_param respawn
+  procd_set_param stdout "$std_out"
+  procd_set_param stderr "$std_err"
+
+  procd_close_instance
+}
+
+stop_service() {
+  /usr/sbin/tailscaled --cleanup
+}

ipk-source/tailscaled_1.74.1-1_aarch64_cortex-a53/root/lib/upgrade/keep.d/tailscaled

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+/etc/tailscale/tailscaled.state