Gloas payload envelope processing (#8806)

Co-Authored-By: Eitan Seri- Levi <eserilev@gmail.com>

Co-Authored-By: Eitan Seri-Levi <eserilev@ucsc.edu>

Co-Authored-By: Jimmy Chen <jchen.tc@gmail.com>

Co-Authored-By: Michael Sproul <michael@sigmaprime.io>

Co-Authored-By: Michael Sproul <michaelsproul@users.noreply.github.com>

beacon_node/network/src/router.rs

@@ -493,6 +493,7 @@ impl<T: BeaconChainTypes> Router<T> {
                         message_id,
                         peer_id,
                         signed_execution_payload_envelope,
+                        timestamp_now(),
                     ),
                 )
             }