gpio-ml-ioh: Delete unnecessary code

This register restore processing is unnecessary in suspend processing.
(The restore processing is already in resume processing)

Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c
index a9016f5..655e55c 100644
--- a/drivers/gpio/gpio-ml-ioh.c
+++ b/drivers/gpio/gpio-ml-ioh.c
@@ -284,7 +284,6 @@
 	struct ioh_gpio *chip = pci_get_drvdata(pdev);
 
 	ioh_gpio_save_reg_conf(chip);
-	ioh_gpio_restore_reg_conf(chip);
 
 	ret = pci_save_state(pdev);
 	if (ret) {