Kconfig: Rename SPL_CRC32_SUPPORT to SPL_CRC32

Drop the _SUPPORT suffix so we can use CONFIG_IS_ENABLED() with this
option.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
diff --git a/common/spl/Kconfig b/common/spl/Kconfig
index 2b89ce7..896526a 100644
--- a/common/spl/Kconfig
+++ b/common/spl/Kconfig
@@ -204,7 +204,7 @@
 config SPL_LEGACY_IMAGE_CRC_CHECK
 	bool "Check CRC of Legacy images"
 	depends on SPL_LEGACY_IMAGE_SUPPORT
-	select SPL_CRC32_SUPPORT
+	select SPL_CRC32
 	help
 	  Enable this to check the CRC of Legacy images. While this increases
 	  reliability, it affects both code size and boot duration.
@@ -407,7 +407,7 @@
 	  the eMMC EXT_CSC_PART_CONFIG selection should be overridden in SPL
 	  by user defined partition number.
 
-config SPL_CRC32_SUPPORT
+config SPL_CRC32
 	bool "Support CRC32"
 	default y if SPL_LEGACY_IMAGE_SUPPORT
 	help