fixed CI in docker 26.1 (DE-813)

Author: rashtao

docker/start_db.sh

@@ -65,6 +65,7 @@ docker run -d \
  -e ARANGO_LICENSE_KEY="$ARANGO_LICENSE_KEY" \
  $STARTER_DOCKER_IMAGE \
  $STARTER_ARGS \
+ --docker.net-mode=default \
  --docker.container=adb \
  --auth.jwt-secret=/jwtSecret \
  --starter.address="${GW}" \