Expose Presence System APIs for scan offload.

These APIs are needed for CHRE nanoapp development.

Bug: 217466265
Bug: 217462253
Test: atest CtsNearbyFastPairTestCases
Ignore-AOSP-First: nearby_not_in_aosp_yet
CTS-Coverage-Bug: 217565373
Change-Id: Ie6a8970159ab4f8d41ed5e8249f71c59df20b329
1 file changed