luci-app-openvpn-server: fix not start (coolsnowwolf#8840)

Co-authored-by: W_Y_CPP <[email protected]>

package/lean/luci-app-openvpn-server/root/etc/uci-defaults/luci-openvpn

@@ -8,7 +8,7 @@ uci -q batch <<-EOF >/dev/null
 	set network.vpn0=interface
 	set network.vpn0.ifname='tun0'
 	set network.vpn0.proto='none'
-	
+
 	commit network
 
 	delete firewall.openvpn
@@ -44,6 +44,13 @@ uci -q batch <<-EOF >/dev/null
 	set firewall.lantovpn.dest='vpn'
 
 	commit firewall
+
+	delete ucitrack.@openvpn[-1]
+	add ucitrack openvpn
+	set ucitrack.@openvpn[-1].init=openvpn
+
+	commit ucitrack
+
 EOF
 
 chmod 0777 /etc/openvpn/server/checkpsw.sh