avb: AVB_VERIFY depends on MMC

AVB Verified Boot uses functions related to MMC.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Igor Opaniuk <igor.opaniuk@foundries.io>
diff --git a/common/Kconfig b/common/Kconfig
index 45535e3..2bb3798 100644
--- a/common/Kconfig
+++ b/common/Kconfig
@@ -561,6 +561,7 @@
 config AVB_VERIFY
 	bool "Build Android Verified Boot operations"
 	depends on LIBAVB
+	depends on MMC
 	depends on PARTITION_UUIDS
 	help
 	  This option enables compilation of bootloader-dependent operations,