turn of authenticated engine_ requests until we can rebase the beacon nodes

Author: roberto-bayardo

eth/catalyst/api.go

@@ -43,9 +43,10 @@ func Register(stack *node.Node, backend *eth.Ethereum) error {
 	log.Warn("Engine API enabled", "protocol", "eth")
 	stack.RegisterAPIs([]rpc.API{
 		{
-			Namespace:     "engine",
-			Service:       NewConsensusAPI(backend),
-			Authenticated: true,
+			Namespace: "engine",
+			Service:   NewConsensusAPI(backend),
+			//Authenticated: true,
+			Authenticated: false, // TODO(roberto-bayardo): change this to true once we update the beacon client
 		},
 	})
 	return nil