unifi-cert-update: use ISRG Root X1 CA rather than DST Root CA X3

See https://letsencrypt.org/2019/04/15/transitioning-to-isrg-root.html

Author: aswild

recipes-ubnt/unifi/unifi-cert-update.bb

@@ -1,6 +1,6 @@
 SUMMARY = "Script to import LetsEncrypt certs into the unifi controller"
 LICENSE = "MIT"
-LIC_FILES_CHKSUM = "file://unifi-cert-update.sh;endline=3;md5=55c3ccd75784371e468b72fecc3db25a"
+LIC_FILES_CHKSUM = "file://unifi-cert-update.sh;endline=3;md5=bc340cda2ec2853046b575068daebde0"
 
 PV = "2"
 

recipes-ubnt/unifi/unifi-cert-update/unifi-cert-update.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-# Copyright (c) 2018 Allen Wild
+# Copyright (c) 2018-2020 Allen Wild
 # SPDX-License-Identifier: MIT
 #
 # based on https://github.com/stevejenkins/unifi-linux-utils/blob/master/unifi_ssl_import.sh
@@ -9,7 +9,7 @@ set -e
 
 UNIFI_DIR=/usr/lib/unifi
 KEYSTORE=$UNIFI_DIR/data/keystore
-ROOT_CA=/etc/ssl/certs/DST_Root_CA_X3.pem
+ROOT_CA=/etc/ssl/certs/ISRG_Root_X1.pem
 PASSWORD=aircontrolenterprise
 
 : ${JAVA_HOME:=/usr/lib/jvm/openjre-8}