test/cmd/wget: fix the test

Changes:
 * update to new tcp stack
 * fix zero values for ISS and IRS issue (see RFC 9293)

Signed-off-by: Mikhail Kshevetskiy <mikhail.kshevetskiy@iopsys.eu>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/sandbox/include/asm/eth.h b/arch/sandbox/include/asm/eth.h
index f042a5f..083a737 100644
--- a/arch/sandbox/include/asm/eth.h
+++ b/arch/sandbox/include/asm/eth.h
@@ -77,6 +77,8 @@
  * fake_host_hwaddr - MAC address of mocked machine
  * fake_host_ipaddr - IP address of mocked machine
  * disabled - Will not respond
+ * irs - tcp initial receive sequence
+ * iss - tcp initial send sequence
  * recv_packet_buffer - buffers of the packet returned as received
  * recv_packet_length - lengths of the packet returned as received
  * recv_packets - number of packets returned
@@ -87,6 +89,8 @@
 	uchar fake_host_hwaddr[ARP_HLEN];
 	struct in_addr fake_host_ipaddr;
 	bool disabled;
+	u32 irs;
+	u32 iss;
 	uchar * recv_packet_buffer[PKTBUFSRX];
 	int recv_packet_length[PKTBUFSRX];
 	int recv_packets;