MINIFI-240 - Fixing url in docker hub Dockerfile

This close #74

Signed-off-by: Jeremy Dyer <jeremydyer@apache.org>
diff --git a/minifi-docker/dockerhub/Dockerfile b/minifi-docker/dockerhub/Dockerfile
index 059310a..b66cfae 100644
--- a/minifi-docker/dockerhub/Dockerfile
+++ b/minifi-docker/dockerhub/Dockerfile
@@ -25,7 +25,7 @@
 
 ENV MINIFI_BASE_DIR /opt/minifi
 ENV MINIFI_HOME $MINIFI_BASE_DIR/minifi-$MINIFI_VERSION
-ENV MINIFI_BINARY_URL https://archive.apache.org/dist/minifi/$MINIFI_VERSION/minifi-$MINIFI_VERSION-bin.tar.gz
+ENV MINIFI_BINARY_URL https://archive.apache.org/dist/nifi/minifi/$MINIFI_VERSION/minifi-$MINIFI_VERSION-bin.tar.gz
 
 # Setup MiNiFi user
 RUN groupadd -g $GID minifi || groupmod -n minifi `getent group $GID | cut -d: -f1`