disk: convert CONFIG_DOS_PARTITION to Kconfig

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay73@gmail.com>
diff --git a/configs/ventana_defconfig b/configs/ventana_defconfig
index 1f2809a..9095743 100644
--- a/configs/ventana_defconfig
+++ b/configs/ventana_defconfig
@@ -17,6 +17,7 @@
 CONFIG_CMD_PMIC=y
 CONFIG_CMD_REGULATOR=y
 CONFIG_CMD_EXT4_WRITE=y
+# CONFIG_SPL_DOS_PARTITION is not set
 CONFIG_SPL_DM=y
 # CONFIG_BLK is not set
 # CONFIG_DM_MMC_OPS is not set