Add CPPCheck supression in the Webserver project, as the latest CPPCheck...

Add CPPCheck supression in the Webserver project, as the latest CPPCheck development code appears to falsely warn on the global uip_len variable when it is tested multiple times.

Projects/Webserver/Lib/uIPManagement.c

@@ -189,6 +189,7 @@ static void uIPManagement_ProcessIncomingPacket(void)
 	}
 
 	/* If the packet contains an Ethernet frame, process it */
+	// cppcheck-suppress redundantOperationIn
 	if (uip_len > 0)
 	{
 		switch (((struct uip_eth_hdr*)uip_buf)->type)