configs: e850-96: Enable options for updated env

The E850-96 default environment is going to be updated soon, requiring
next config options to be enabled:

  - CONFIG_DEFAULT_FDT_FILE: $fdtfile will use this value
  - CONFIG_PARTITION_TYPE_GUID: $partitions will rely on "type" feature

Signed-off-by: Sam Protsenko <semen.protsenko@linaro.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
1 file changed