configs: Move CONFIG_SPI_FLASH_GIGADEVICE properly into Kconfig

Affects rk3288 veyrons and rk3036, this was mostly done by
moveconfig.py.

Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Urja Rannikko <urjaman@gmail.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>