make CONFIG_KMOD invisible

... as preparation for removing it completely, make it an
invisible bool defaulting to yes.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

init/Kconfig

@@ -893,16 +893,11 @@ config MODULE_SRCVERSION_ALL
 	  will be created for all modules.  If unsure, say N.
 
 config KMOD
-	bool "Automatic kernel module loading"
+	def_bool y
 	depends on MODULES
 	help
-	  Normally when you have selected some parts of the kernel to
-	  be created as kernel modules, you must load them (using the
-	  "modprobe" command) before you can use them. If you say Y
-	  here, some parts of the kernel will be able to load modules
-	  automatically: when a part of the kernel needs a module, it
-	  runs modprobe with the appropriate arguments, thereby
-	  loading the module if it is available.  If unsure, say Y.
+	  This is being removed soon.  These days, CONFIG_MODULES
+	  implies CONFIG_KMOD, so use that instead.
 
 config STOP_MACHINE
 	bool