be2net: remove ASIC generation number from Kconfig

Since the driver is supporting multiple generations of the ASIC
don't mention any ASIC generation number.
Signed-off-by: Ajit Khaparde <ajitk@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/benet/Kconfig

 config BE2NET
-	tristate "ServerEngines' 10Gbps NIC - BladeEngine 2"
+	tristate "ServerEngines' 10Gbps NIC - BladeEngine"
 	depends on PCI && INET
 	help
 	This driver implements the NIC functionality for ServerEngines'
-	10Gbps network adapter - BladeEngine 2.
+	10Gbps network adapter - BladeEngine.