configs: Migrate and re-enabled CONFIG_CMD_MTDPARTS

Now that CMD_UBI does not select CMD_MTDPARTS we need to make platforms
that had been enabling it turn it on by hand.  This exposed that we had
not yet migrated CMD_MTDPARTS fully, so do so now.

Fixes: 86dfa556d927 ("cmd: ubi: Remove useless call to mtdparts_init()")
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/uniphier_v7_defconfig b/configs/uniphier_v7_defconfig
index 7b1f006..4c06f27 100644
--- a/configs/uniphier_v7_defconfig
+++ b/configs/uniphier_v7_defconfig
@@ -23,6 +23,7 @@
 CONFIG_CMD_CACHE=y
 CONFIG_CMD_TIME=y
 # CONFIG_CMD_MISC is not set
+CONFIG_CMD_MTDPARTS=y
 CONFIG_MTDIDS_DEFAULT="nand0=uniphier-nand.0"
 CONFIG_MTDPARTS_DEFAULT="mtdparts=uniphier-nand.0:1m(firmware),-(UBI)"
 CONFIG_CMD_UBI=y