serial: icom: fix code format problems

Fix below inconsistent indenting smatch warning.
smatch warnings:
drivers/tty/serial/icom.c:1768 icom_probe() warn: inconsistent indenting

Removed that useless (void *), the code would fit on a single 100c line
Removed  '{' and '}'.

Signed-off-by: Charles Han <hanchunchao@inspur.com>
Link: https://lore.kernel.org/r/20250305095120.7518-1-hanchunchao@inspur.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Author: Charles Han

drivers/tty/serial/icom.c

@@ -1764,11 +1764,10 @@ static int icom_probe(struct pci_dev *dev,
 		goto probe_exit1;
 	}
 
-	 /* save off irq and request irq line */
-	 retval = request_irq(dev->irq, icom_interrupt, IRQF_SHARED, ICOM_DRIVER_NAME, (void *)icom_adapter);
-	 if (retval) {
-		  goto probe_exit2;
-	 }
+	/* save off irq and request irq line */
+	retval = request_irq(dev->irq, icom_interrupt, IRQF_SHARED, ICOM_DRIVER_NAME, icom_adapter);
+	if (retval)
+		goto probe_exit2;
 
 	retval = icom_load_ports(icom_adapter);