api: mark endpoint_name as not implemented (#8936)

This has not been implemented, so hide the API from the docs.

Signed-off-by: Snow Pettersen <snowp@squareup.com>

Mirrored from https://github.com/envoyproxy/envoy @ 8e368e4bdfa8f220c5f4cb03ca61587ae1a3d118

envoy/api/v2/eds.proto

@@ -126,6 +126,7 @@ message ClusterLoadAssignment {
   repeated endpoint.LocalityLbEndpoints endpoints = 2;
 
   // Map of named endpoints that can be referenced in LocalityLbEndpoints.
+  // [#not-implemented-hide:]
   map<string, endpoint.Endpoint> named_endpoints = 5;
 
   // Load balancing policy settings.

envoy/api/v2/endpoint/endpoint.proto

@@ -57,6 +57,7 @@ message LbEndpoint {
   oneof host_identifier {
     Endpoint endpoint = 1;
 
+    // [#not-implemented-hide:]
     string endpoint_name = 5;
   }
 

envoy/api/v3alpha/eds.proto

@@ -126,6 +126,7 @@ message ClusterLoadAssignment {
   repeated endpoint.LocalityLbEndpoints endpoints = 2;
 
   // Map of named endpoints that can be referenced in LocalityLbEndpoints.
+  // [#not-implemented-hide:]
   map<string, endpoint.Endpoint> named_endpoints = 5;
 
   // Load balancing policy settings.

envoy/api/v3alpha/endpoint/endpoint.proto

@@ -57,6 +57,7 @@ message LbEndpoint {
   oneof host_identifier {
     Endpoint endpoint = 1;
 
+    // [#not-implemented-hide:]
     string endpoint_name = 5;
   }