Fix the Timeout comments

transport/transport.go

@@ -338,7 +338,8 @@ type ConnectOptions struct {
 	Dialer func(string, time.Duration) (net.Conn, error)
 	// AuthOptions stores the credentials required to setup a client connection and/or issue RPCs.
 	AuthOptions []credentials.Credentials
-	Timeout     time.Duration
+	// Timeout specifies the timeout for dialing a ClientTransport.
+	Timeout time.Duration
 }
 
 // NewClientTransport establishes the transport with the required ConnectOptions