[RTT2] Add support for RTT to Wi-Fi Aware peers

Add API to specify RTT requests to Wi-FI Aware peers specified either
using their MAC address (out-of-band discovery) or their PeerHandle
(in-band discovery).

Bug: 65015034
Test: unit tests + integration tests
Change-Id: I1cb8e90cab7c1acc621576703c9d0c6f4f5ac8d4