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/hikey_defconfig b/configs/hikey_defconfig
index 70aa708..fd94bf5 100644
--- a/configs/hikey_defconfig
+++ b/configs/hikey_defconfig
@@ -1,3 +1,4 @@
 CONFIG_ARM=y
 CONFIG_SYS_MALLOC_F_LEN=0x2000
 # CONFIG_CMD_IMLS is not set
+CONFIG_CMD_GPIO=y