configs: remove obsolete CONFIG_MVEBU_MMC

All usages of this have been removed

Signed-off-by: Harm Berntsen <harm.berntsen@nedap.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
CC: Simon Glass <sjg@chromium.org>
Reviewed-by: Stefan Roese <sr@denx.de>
diff --git a/scripts/config_whitelist.txt b/scripts/config_whitelist.txt
index 6d77564..6859d17 100644
--- a/scripts/config_whitelist.txt
+++ b/scripts/config_whitelist.txt
@@ -1076,7 +1076,6 @@
 CONFIG_MTD_UBI_MODULE
 CONFIG_MULTI_CS
 CONFIG_MUSB_HOST
-CONFIG_MVEBU_MMC
 CONFIG_MVGBE_PORTS
 CONFIG_MVMFP_V2
 CONFIG_MVS