[api] fix address configuration bugs (#13090)

Signed-off-by: Asra Ali <asraa@google.com>

Mirrored from https://github.com/envoyproxy/envoy @ 62ef51de84e5de061d87bc50c0e3f83cfca19a30

envoy/config/core/v3/address.proto

@@ -32,6 +32,7 @@ message Pipe {
 
 // [#not-implemented-hide:] The address represents an envoy internal listener.
 // TODO(lambdai): Make this address available for listener and endpoint.
+// TODO(asraa): When address available, remove workaround from test/server/server_fuzz_test.cc:30.
 message EnvoyInternalAddress {
   oneof address_name_specifier {
     option (validate.required) = true;

envoy/config/core/v4alpha/address.proto

@@ -32,6 +32,7 @@ message Pipe {
 
 // [#not-implemented-hide:] The address represents an envoy internal listener.
 // TODO(lambdai): Make this address available for listener and endpoint.
+// TODO(asraa): When address available, remove workaround from test/server/server_fuzz_test.cc:30.
 message EnvoyInternalAddress {
   option (udpa.annotations.versioning).previous_message_type =
       "envoy.config.core.v3.EnvoyInternalAddress";