Update gVisor to 20230814.0

transport/wireguard/device_stack.go

@@ -286,6 +286,10 @@ func (ep *wireEndpoint) ARPHardwareType() header.ARPHardwareType {
 func (ep *wireEndpoint) AddHeader(buffer stack.PacketBufferPtr) {
 }
 
+func (ep *wireEndpoint) ParseHeader(ptr stack.PacketBufferPtr) bool {
+	return true
+}
+
 func (ep *wireEndpoint) WritePackets(list stack.PacketBufferList) (int, tcpip.Error) {
 	for _, packetBuffer := range list.AsSlice() {
 		packetBuffer.IncRef()