ACPICA: Standardize all switch() blocks

After many years, different formatting for switch() has crept in.
This change makes every switch block identical. Chao Guan.
ACPICA bugzilla 997.

References: https://bugs.acpica.org/show_bug.cgi?id=997
Signed-off-by: Chao Guan <chao.guan@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/acpi/acpica/evxfregn.c b/drivers/acpi/acpica/evxfregn.c
index 96c9e5f..80cecf8 100644
--- a/drivers/acpi/acpica/evxfregn.c
+++ b/drivers/acpi/acpica/evxfregn.c
@@ -139,6 +139,7 @@
 		break;
 
 	default:
+
 		break;
 	}