no-tls: add missing endpoint for Designate

Containerized undercloud without SSL is now failing because of this
missing. The file was added here:
Ia4fb60e2e88cd0f28dd254bb18b3959a9732a7ce

But in the meantime, Designate was implemented.

Change-Id: Ib0ccbe722c61074fb140df6a879e0558be710438

environments/no-tls-endpoints-public-ip.yaml

@@ -30,6 +30,9 @@ parameter_defaults:
     CongressAdmin: {protocol: http, port: '1789', host: IP_ADDRESS}
     CongressInternal: {protocol: http, port: '1789', host: IP_ADDRESS}
     CongressPublic: {protocol: http, port: '1789', host: IP_ADDRESS}
+    DesignateAdmin: {protocol: 'http', port: '9001', host: IP_ADDRESS}
+    DesignateInternal: {protocol: 'http', port: '9001', host: IP_ADDRESS}
+    DesignatePublic: {protocol: 'http', port: '9001', host: IP_ADDRESS}
     DockerRegistryInternal: {protocol: http, port: '8787', host: IP_ADDRESS}
     Ec2ApiAdmin: {protocol: http, port: '8788', host: IP_ADDRESS}
     Ec2ApiInternal: {protocol: http, port: '8788', host: IP_ADDRESS}