mmc: Use menuconfig objects

Change Kconfig objects from "menu, config" into "menuconfig" so
that the user can disable the whole feature without having to
enter the menu first.

Signed-off-by: Jan Engelhardt <jengelh@gmx.de>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
diff --git a/drivers/mmc/card/Kconfig b/drivers/mmc/card/Kconfig
index 01a9fd3..9320a8c 100644
--- a/drivers/mmc/card/Kconfig
+++ b/drivers/mmc/card/Kconfig
@@ -3,11 +3,10 @@
 #
 
 comment "MMC/SD Card Drivers"
-	depends MMC
 
 config MMC_BLOCK
 	tristate "MMC block device driver"
-	depends on MMC && BLOCK
+	depends on BLOCK
 	default y
 	help
 	  Say Y here to enable the MMC block device driver support.