hardcode path to docker config

Signed-off-by: Anca Iordache <[email protected]>

script/test/all

@@ -43,7 +43,7 @@ for version in $DOCKER_VERSIONS; do
     --name "$daemon_container" \
     --privileged \
     --volume="/var/lib/docker" \
-    -v $DOCKER_CONFIG/config.json:/root/.docker/config.json \
+    -v /root/.docker/config.json:/root/.docker/config.json \
     -e "DOCKER_TLS_CERTDIR=" \
     "docker:$version-dind" \
     dockerd -H tcp://0.0.0.0:2375 $DOCKER_DAEMON_ARGS \