riscv: defconfig: spacemit: enable gpio support for K1 SoC

Enable GPIO support, in order to activate follow-up GPIO LED,
and ethernet reset pin.

Signed-off-by: Yixun Lan <dlan@gentoo.org>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>

Author: dlan17

arch/riscv/configs/defconfig

@@ -169,6 +169,7 @@ CONFIG_PINCTRL_SOPHGO_SG2002=y
 CONFIG_PINCTRL_TH1520=y
 CONFIG_GPIO_DWAPB=y
 CONFIG_GPIO_SIFIVE=y
+CONFIG_GPIO_SPACEMIT_K1=y
 CONFIG_POWER_RESET_GPIO_RESTART=y
 CONFIG_SENSORS_SFCTEMP=m
 CONFIG_CPU_THERMAL=y