[PATCH 4/7] platform/x86: alienware-wmi: constify attribute_group structures.

attribute_groups are not supposed to change at runtime. All functions working with attribute_groups provided by work with const attribute_group. So mark the non-const structs as const. File size before: textdata bss dec hex filename 69321016 4879961f3c

[PATCH 4/7] platform/x86: alienware-wmi: constify attribute_group structures.

attribute_groups are not supposed to change at runtime. All functions working with attribute_groups provided by work with const attribute_group. So mark the non-const structs as const. File size before: textdata bss dec hex filename 69321016 4879961f3c