power: supply: sc27xx: Delete superfluous error message

In the function sc27xx_fgu_probe(), when get irq failed,
platform_get_irq() logs an error message, so remove
redundant message here.
Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>

drivers/power/supply/sc27xx_fuel_gauge.c

@@ -1229,10 +1229,8 @@ static int sc27xx_fgu_probe(struct platform_device *pdev)
 	}
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(dev, "no irq resource specified\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	ret = devm_request_threaded_irq(data->dev, irq, NULL,
 					sc27xx_fgu_interrupt,