[ARM] Orion: enable KEYBOARD_GPIO in the defconfg

Enable KEYBOARD_GPIO in the Orion defconfig because a number of Orion
devices, such as the HP mv2120, define gpio-keys buttons.

Signed-off-by: Martin Michlmayr <tbm@cyrius.com>
Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
1 file changed