AIDL changes for Offload HAL metrics collection

Implement new APIs in IPnoScanEvent AIDL interface that report data
related to Offload HAL scan metrics.

Bug: 32842314
Test: Unit tests, on-device test for connecting to a network found by
Offload HAL during Pno scans

Change-Id: Id02dd045684b4e0f3fd95f58fb9793b0c8e8f3cb
1 file changed