[AWARE] Add support for Subscribe Service ID List Attribute

Add HAL definition to support Subscribe Service ID List Attribute
inclusion in beacons. Until support is added in legacy HAL will not
be functional.

Rationale: enhances likelihood of being able to find the right service.

Bug: 35195516
Bug: 35040192
Test: unit tests & integration (sl4a) tests
Change-Id: I343266e3277c7351f29f6851cb1a9c1746cda6e8
2 files changed