Remove nginx wr, update docker

* As models were fixed with deletion of unused pillar in offline models
remove WR for that

* Also, as it better to use pkg from mcp replace docker.io with docker-ce

Change-Id: Ice8319c2a9268949d4a1a247a0eb1fb0b66ef1c5
diff --git a/tcp_tests/templates/virtual-offline-pike-ovs-dpdk/salt.yaml b/tcp_tests/templates/virtual-offline-pike-ovs-dpdk/salt.yaml
index b253617..f97830a 100644
--- a/tcp_tests/templates/virtual-offline-pike-ovs-dpdk/salt.yaml
+++ b/tcp_tests/templates/virtual-offline-pike-ovs-dpdk/salt.yaml
@@ -71,3 +71,4 @@
 {{ VSWITCH.MACRO_CHECK_BGPVPN_ENABLED_BY_DEFAULT() }}
 
 {{ VSWITCH.MACRO_ENABLE_L2GW(SHARED.CLUSTER_NAME, VSWITCH_IP) }}
+