sata: Rename SATA_SUPPORT to SATA

Rename this options so that CONFIG_IS_ENABLED can be used with it.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/arch/arm/mach-mvebu/Kconfig b/arch/arm/mach-mvebu/Kconfig
index 73327aa..0876437 100644
--- a/arch/arm/mach-mvebu/Kconfig
+++ b/arch/arm/mach-mvebu/Kconfig
@@ -298,7 +298,7 @@
 
 config MVEBU_SPL_BOOT_DEVICE_SATA
 	bool "SATA"
-	imply SPL_SATA_SUPPORT
+	imply SPL_SATA
 	imply SPL_LIBDISK_SUPPORT
 	select SPL_BOOTROM_SUPPORT