ci: pin packer postgres to 17

dev/packer/scripts/010-docker.sh

@@ -28,6 +28,6 @@ mkdir -p /etc/wiki
 
 docker network create wikinet
 docker volume create pgdata
-docker create --name=db -e POSTGRES_DB=wiki -e POSTGRES_USER=wiki -e POSTGRES_PASSWORD_FILE=/etc/wiki/.db-secret -v /etc/wiki/.db-secret:/etc/wiki/.db-secret:ro -v pgdata:/var/lib/postgresql/data --restart=unless-stopped -h db --network=wikinet postgres:18
+docker create --name=db -e POSTGRES_DB=wiki -e POSTGRES_USER=wiki -e POSTGRES_PASSWORD_FILE=/etc/wiki/.db-secret -v /etc/wiki/.db-secret:/etc/wiki/.db-secret:ro -v pgdata:/var/lib/postgresql/data --restart=unless-stopped -h db --network=wikinet postgres:17
 docker create --name=wiki -e DB_TYPE=postgres -e DB_HOST=db -e DB_PORT=5432 -e DB_PASS_FILE=/etc/wiki/.db-secret -v /etc/wiki/.db-secret:/etc/wiki/.db-secret:ro -e DB_USER=wiki -e DB_NAME=wiki -e UPGRADE_COMPANION=1 --restart=unless-stopped -h wiki --network=wikinet -p 80:3000 -p 443:3443 ghcr.io/requarks/wiki:2
 docker create --name=wiki-update-companion -v /var/run/docker.sock:/var/run/docker.sock:ro --restart=unless-stopped -h wiki-update-companion --network=wikinet ghcr.io/requarks/wiki-update-companion:latest