sunxi: h8_homlet_v2: Drop LDO settings from defconfig

The LDO settings in this defconfig are either wrong (ALDOs must not be 0)
or the same as Kconfig defaults.

Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>