[Buildkite] Upgrade docker daemon (#1802)

Upgrade docker daemon to the current latest version (26.1.0).
In order to be able to do this upgrade, the configuration in test
nginx package must be updated to allow listening in ipv6 too.

.buildkite/pipeline.yml

@@ -2,7 +2,7 @@ env:
   SETUP_GVM_VERSION: 'v0.5.1' # https://github.com/andrewkroh/gvm/issues/44#issuecomment-1013231151
   ELASTIC_PACKAGE_COMPOSE_DISABLE_VERBOSE_OUTPUT: "true"
   DOCKER_COMPOSE_VERSION: "v2.24.1"
-  DOCKER_VERSION: "false"
+  DOCKER_VERSION: "26.1.0"
   KIND_VERSION: 'v0.20.0'
   K8S_VERSION: 'v1.29.0'
   LINUX_AGENT_IMAGE: "golang:${GO_VERSION}"

.buildkite/scripts/install_deps.sh

@@ -64,9 +64,14 @@ with_docker() {
     fi
     echo "deb [arch=${architecture} signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu ${ubuntu_codename} stable" | sudo tee /etc/apt/sources.list.d/docker.list > /dev/null
     sudo apt-get update
-    sudo DEBIAN_FRONTEND=noninteractive apt-get install --allow-downgrades -y "docker-ce=${debian_version}"
-    sudo DEBIAN_FRONTEND=noninteractive apt-get install --allow-downgrades -y "docker-ce-cli=${debian_version}"
+    sudo DEBIAN_FRONTEND=noninteractive apt-get install --allow-change-held-packages --allow-downgrades -y "docker-ce=${debian_version}"
+    sudo DEBIAN_FRONTEND=noninteractive apt-get install --allow-change-held-packages --allow-downgrades -y "docker-ce-cli=${debian_version}"
     sudo systemctl start docker
+
+    echo "- Installed docker client version:"
+    docker version -f json  | jq -r '.Client.Version'
+    echo "- Installed docker server version:"
+    docker version -f json  | jq -r '.Server.Version'
 }
 
 with_docker_compose_plugin() {

test/packages/parallel/nginx/_dev/deploy/docker/nginx.conf

@@ -20,6 +20,7 @@ http {
     access_log  /var/log/nginx/access.log main;
 
     server {
+        listen [::]:80;
         listen 80;
         server_name localhost;