Rename DRIVERS_MISC_SUPPORT to DRIVERS_MISC

Rename these options so that CONFIG_IS_ENABLED can be used with them.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/common/spl/Kconfig b/common/spl/Kconfig
index 7a29b3a..1f6e4b6 100644
--- a/common/spl/Kconfig
+++ b/common/spl/Kconfig
@@ -548,7 +548,7 @@
 	  the CPU moving the data. Enable this option to build the drivers
 	  in drivers/dma as part of an SPL build.
 
-config SPL_DRIVERS_MISC_SUPPORT
+config SPL_DRIVERS_MISC
 	bool "Support misc drivers"
 	help
 	  Enable miscellaneous drivers in SPL. These drivers perform various
@@ -1477,7 +1477,7 @@
 	  BOOT_DEVICE_BOOTROM (or fall-through to the next boot device in the
 	  boot device list, if not implemented for a given board)
 
-config TPL_DRIVERS_MISC_SUPPORT
+config TPL_DRIVERS_MISC
 	bool "Support misc drivers in TPL"
 	help
 	  Enable miscellaneous drivers in TPL. These drivers perform various