Add netcat package to Dockefile

PDP-D as it comes up checks if database is available with nc.

Issue-ID: POLICY-2181
Signed-off-by: jhh <jorge.hernandez-herrero@att.com>
Change-Id: Ib763d227bc98d326680a56a3a59d359de8e49765
diff --git a/packages/docker/src/main/docker/Dockerfile b/packages/docker/src/main/docker/Dockerfile
index 4c94ead..076a84b 100644
--- a/packages/docker/src/main/docker/Dockerfile
+++ b/packages/docker/src/main/docker/Dockerfile
@@ -26,7 +26,7 @@
     python3 python3-pip \
     mariadb-client \
     file bash-completion \
-    net-tools sudo \
+    net-tools netcat sudo \
     && update-alternatives --install /usr/bin/python python /usr/bin/python3 0 \
     && adduser policy sudo \
     && echo '%sudo ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers \