iwlegacy: Kconfig: Change Debug Option to be more clear

Since the menuconfig system doesn't indent the debug options
for the 3945 /4965, add some text to make it clear which
debug options are being configured.
Signed-off-by: NGreg Dietsche <Gregory.Dietsche@cuw.edu>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlegacy/Kconfig

@@ -60,7 +60,7 @@ config IWL3945
 	  say M here and read <file:Documentation/kbuild/modules.txt>.  The
 	  module will be called iwl3945.
 
-menu "Debugging Options"
+menu "iwl3945 / iwl4965 Debugging Options"
 	depends on IWLEGACY
 
 config IWLEGACY_DEBUG