watchdog: rave-sp-wdt: drop warning after registering device

The core will print out details now.
Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

drivers/watchdog/rave-sp-wdt.c

@@ -310,7 +310,6 @@ static int rave_sp_wdt_probe(struct platform_device *pdev)
 
 	ret = devm_watchdog_register_device(dev, wdd);
 	if (ret) {
-		dev_err(dev, "Failed to register watchdog device\n");
 		rave_sp_wdt_stop(wdd);
 		return ret;
 	}