power: regulator: act8846: get_enable should return integer

get_enable should be able to return error values. Hence change
the return type to integer.

Signed-off-by: Keerthy <j-keerthy@ti.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

drivers/power/regulator/act8846.c

@@ -115,7 +115,7 @@ static int reg_set_enable(struct udevice *dev, bool enable)
 			       enable ? LDO_EN_MASK : 0);
 }
 
-static bool reg_get_enable(struct udevice *dev)
+static int reg_get_enable(struct udevice *dev)
 {
 	int reg = dev->driver_data;
 	int ret;