ACPI: scan: Rename label in acpi_scan_init()

Rename the "out" label in acpi_scan_init() to "unlock", which is
a better match for its purpose, and fix up its alignment.

No functional impact.
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>

drivers/acpi/scan.c

@@ -2585,11 +2585,11 @@ void __init acpi_scan_init(void)
 	 * Enumerate devices in the ACPI namespace.
 	 */
 	if (acpi_bus_scan(ACPI_ROOT_OBJECT))
-		goto out;
+		goto unlock;
 
 	acpi_root = acpi_fetch_acpi_dev(ACPI_ROOT_OBJECT);
 	if (!acpi_root)
-		goto out;
+		goto unlock;
 
 	/* Fixed feature devices do not exist on HW-reduced platform */
 	if (!acpi_gbl_reduced_hardware)
@@ -2599,7 +2599,7 @@ void __init acpi_scan_init(void)
 
 	acpi_scan_initialized = true;
 
- out:
+unlock:
 	mutex_unlock(&acpi_scan_lock);
 }