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/strider_cpu_dp_defconfig b/configs/strider_cpu_dp_defconfig
index eebd17d..22717b5 100644
--- a/configs/strider_cpu_dp_defconfig
+++ b/configs/strider_cpu_dp_defconfig
@@ -21,5 +21,6 @@
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y
 CONFIG_CMD_EXT2=y
+CONFIG_DOS_PARTITION=y
 CONFIG_SYS_NS16550=y
 CONFIG_OF_LIBFDT=y