acpi: Storage class should be before const qualifier

The C99 specification states in section 6.11.5:

The placement of a storage-class specifier other than at the
beginning of the declaration specifiers in a declaration is an
obsolescent feature.

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 76b9bea9..43a95e5 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -63,7 +63,7 @@
 static int acpi_ac_remove(struct acpi_device *device, int type);
 static int acpi_ac_resume(struct acpi_device *device);
 
-const static struct acpi_device_id ac_device_ids[] = {
+static const struct acpi_device_id ac_device_ids[] = {
 	{"ACPI0003", 0},
 	{"", 0},
 };