kconfig: fix path to modules.txt in Kconfig help

Documentation/modules.txt doesn't exist, but
Documentation/kbuild/modules.txt does.

Signed-off-by: Alexander E. Patrakov
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
diff --git a/drivers/mtd/devices/Kconfig b/drivers/mtd/devices/Kconfig
index 690c942..ff642f8 100644
--- a/drivers/mtd/devices/Kconfig
+++ b/drivers/mtd/devices/Kconfig
@@ -49,8 +49,8 @@
 
 	  If you want to compile this driver as a module ( = code which can be
 	  inserted in and removed from the running kernel whenever you want),
-	  say M here and read <file:Documentation/modules.txt>.  The module will
-	  be called ms02-nv.o.
+	  say M here and read <file:Documentation/kbuild/modules.txt>.
+	  The module will be called ms02-nv.ko.
 
 config MTD_DATAFLASH
 	tristate "Support for AT45xxx DataFlash"