ACPI: clean up ACPI_MODULE_NAME() use

cosmetic only

Make "module name" actually match the file name.
Invoke with ';' as leaving it off confuses Lindent and gcc doesn't care.
Fix indentation where Lindent did get confused.

Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 6daeace..a9b30e6 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -44,9 +44,9 @@
 #define ACPI_AC_STATUS_UNKNOWN		0xFF
 
 #define _COMPONENT		ACPI_AC_COMPONENT
-ACPI_MODULE_NAME("acpi_ac")
+ACPI_MODULE_NAME("ac");
 
-    MODULE_AUTHOR("Paul Diefenbaugh");
+MODULE_AUTHOR("Paul Diefenbaugh");
 MODULE_DESCRIPTION(ACPI_AC_DRIVER_NAME);
 MODULE_LICENSE("GPL");