drivers/net/{,wireless/}Kconfig: remove dead URL

shadow.cabi.net does no longer exist.
Signed-off-by: Adrian Bunk <bunk@stusta.de>

drivers/net/Kconfig

@@ -2676,10 +2676,6 @@ config SHAPER
 	  Class-Based Queueing (CBQ) scheduling support which you get if you
 	  say Y to "QoS and/or fair queueing" above.
 
-	  To set up and configure shaper devices, you need the shapecfg
-	  program, available from <ftp://shadow.cabi.net/pub/Linux/> in the
-	  shaper package.
-
 	  To compile this driver as a module, choose M here: the module
 	  will be called shaper.  If unsure, say N.
 

drivers/net/wireless/Kconfig

@@ -24,10 +24,6 @@ config NET_RADIO
 	  the tools from
 	  <http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Tools.html>.
 
-	  Some user-level drivers for scarab devices which don't require
-	  special kernel support are available from
-	  <ftp://shadow.cabi.net/pub/Linux/>.
-
 # Note : the cards are obsolete (can't buy them anymore), but the drivers
 # are not, as people are still using them...
 comment "Obsolete Wireless cards support (pre-802.11)"