zd1211rw: stop using deprecated get_seconds()

The get_seconds() function is deprecated because of the y2038 overflow.
In zd1211rw we don't even care about the absolute value, so this is
not a problem, but it's equally trivial to change to the non-deprecated
ktime_get_seconds().
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/zydas/zd1211rw/zd_chip.c

@@ -1341,7 +1341,7 @@ int zd_chip_control_leds(struct zd_chip *chip, enum led_status status)
 	case ZD_LED_SCANNING:
 		ioreqs[0].value = FW_LINK_OFF;
 		ioreqs[1].value = v[1] & ~other_led;
-		if (get_seconds() % 3 == 0) {
+		if ((u32)ktime_get_seconds() % 3 == 0) {
 			ioreqs[1].value &= ~chip->link_led;
 		} else {
 			ioreqs[1].value |= chip->link_led;