modules: nrf_wifi: Improve power down sequence

Swap the order, IOVDD should be powered first and then BUCKEN.

Signed-off-by: Chaitanya Tata <[email protected]>

Author: krish2718

modules/nrf_wifi/bus/rpu_hw_if.c

@@ -260,15 +260,15 @@ static int rpu_pwroff(void)
 {
 	int ret;
 
-	ret = gpio_pin_set_dt(&bucken_spec, 0); /* BUCKEN = 0 */
+	ret = gpio_pin_set_dt(&iovdd_ctrl_spec, 0); /* IOVDD CNTRL = 0 */
 	if (ret) {
-		LOG_ERR("BUCKEN GPIO set failed...");
+		LOG_ERR("IOVDD GPIO set failed...");
 		return ret;
 	}
 
-	ret = gpio_pin_set_dt(&iovdd_ctrl_spec, 0); /* IOVDD CNTRL = 0 */
+	ret = gpio_pin_set_dt(&bucken_spec, 0); /* BUCKEN = 0 */
 	if (ret) {
-		LOG_ERR("IOVDD GPIO set failed...");
+		LOG_ERR("BUCKEN GPIO set failed...");
 		return ret;
 	}