Disable docker bridge to prevent network conflicts

Change-Id: I480d7888c6326a11afe6cd8dec9ed933427a57a9
Related-prod: #PROD-30212 (PROD:30212)
diff --git a/docker/host.yml b/docker/host.yml
index a88ff2f..894f6ee 100644
--- a/docker/host.yml
+++ b/docker/host.yml
@@ -14,6 +14,7 @@
         - ${_param:cluster_vip_address}:5000
         - ${_param:cluster_public_host}:5000
       options:
+        bridge: none
         ipv6: true
         fixed-cidr-v6: fc00::/7
         storage-driver: overlay2