status_led: Tidy up the code style

There are a few whitespace problems with this code. Tidy them up.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>

arch/powerpc/lib/interrupts.c

@@ -83,7 +83,7 @@ void timer_interrupt (struct pt_regs *regs)
 #endif    /* CONFIG_WATCHDOG || CONFIG_HW_WATCHDOG */
 
 #ifdef CONFIG_LED_STATUS
-	status_led_tick (timestamp);
+	status_led_tick(timestamp);
 #endif /* CONFIG_LED_STATUS */
 }