[BNX2]: Seems to not need net/tcp.h

Got bored to always recompile it for no reason.
Signed-off-by: NIlpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/bnx2.c

@@ -40,7 +40,6 @@
 #define BCM_VLAN 1
 #endif
 #include <net/ip.h>
-#include <net/tcp.h>
 #include <net/checksum.h>
 #include <linux/workqueue.h>
 #include <linux/crc32.h>