Upgrade CI infrastructure

This commit updates the following parts of the CI infrastructure:

* the base OS image
* the docker daemon version
* the JDK versions we're building against

Author: bclozel

ci/images/ci-image/Dockerfile

@@ -1,4 +1,4 @@
-FROM ubuntu:focal-20220531
+FROM ubuntu:focal-20220922
 
 ADD setup.sh /setup.sh
 ADD get-jdk-url.sh /get-jdk-url.sh

ci/images/get-docker-url.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
 set -e
 
-version="20.10.17"
+version="20.10.18"
 echo "https://download.docker.com/linux/static/stable/x86_64/docker-$version.tgz";

ci/images/get-jdk-url.sh

@@ -3,10 +3,10 @@ set -e
 
 case "$1" in
   java17)
-    echo "https://github.com/bell-sw/Liberica/releases/download/17.0.3.1+2/bellsoft-jdk17.0.3.1+2-linux-amd64.tar.gz"
+    echo "https://github.com/bell-sw/Liberica/releases/download/17.0.4.1+1/bellsoft-jdk17.0.4.1+1-linux-amd64.tar.gz"
   ;;
   java18)
-    echo "https://github.com/bell-sw/Liberica/releases/download/18.0.1.1+2/bellsoft-jdk18.0.1.1+2-linux-amd64.tar.gz"
+    echo "https://github.com/bell-sw/Liberica/releases/download/18.0.2.1%2B1/bellsoft-jdk18.0.2.1+1-linux-amd64.tar.gz"
   ;;
   *)
     echo $"Unknown java version"