arm64: defconfig: Enable CONFIG_KEYBOARD_SNVS_PWRKEY as module

Enable CONFIG_KEYBOARD_SNVS_PWRKEY as module to support i.MX8M
series SoCs' power key.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
1 file changed