updare amphora artifact reference

Change-Id: Iab3a944e439dc37f2ddb39867d2867d58e86e45f
Bug-related: PROD-26621 (PROD:26621)
diff --git a/defaults/openstack/init.yml b/defaults/openstack/init.yml
index 70b0115..5af6809 100644
--- a/defaults/openstack/init.yml
+++ b/defaults/openstack/init.yml
@@ -140,7 +140,7 @@
     octavia_health_manager_node03_address: 192.168.10.12
     #
     amphora_image_name: amphora-x64-haproxy
-    amphora_image_url: "https://artifactory.mirantis.com/binary-prod-local/mirantis/openstack/octavia/images/${_param:openstack_version}/amphora-x64-haproxy.qcow2"
+    amphora_image_url: "${_param:mcp_binary_registry}/mirantis/openstack/octavia/images/${_param:mcp_version}${_param:openstack_version}/amphora-x64-haproxy.qcow2"
     # HAproxy
     haproxy_openstack_web_bind_port: ${_param:horizon_public_port}
     #