common: add CMD_GPIO to Kconfig

Add CMD_GPIO to Kconfig and run tools/moveconfig.py .

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/zynq_zybo_defconfig b/configs/zynq_zybo_defconfig
index b7531d6..1227b7a 100644
--- a/configs/zynq_zybo_defconfig
+++ b/configs/zynq_zybo_defconfig
@@ -8,8 +8,8 @@
 CONFIG_FIT_SIGNATURE=y
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_FLASH is not set
+CONFIG_CMD_GPIO=y
 # CONFIG_CMD_SETEXPR is not set
-CONFIG_OF_SEPARATE=y
 CONFIG_NET_RANDOM_ETHADDR=y
 CONFIG_DEBUG_UART=y
 CONFIG_DEBUG_UART_ZYNQ=y