platform/x86: hdaps: Constify static attribute_group struct

The only use of hdaps_attribute_group is to pass its address to
sysfs_create_group() and sysfs_remove_group(), both which takes pointers
to const attribute_group structs. Make it const to allow the compiler to
put it in read-only memory.

Signed-off-by: Rikard Falkeborn <[e-mail]>
Reviewed-by: Frank Seidel <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Hans de Goede <[e-mail]>

drivers/platform/x86/hdaps.c

···
 	NULL,
 };
 
-static struct attribute_group hdaps_attribute_group = {
+static const struct attribute_group hdaps_attribute_group = {
 	.attrs = hdaps_attributes,
 };