[WifiCandidates] Remove scanDetails from Candidates interface

Anything a CandidateScorer needs to function should be reflected by
explicit getters in the CandidateScorer.

Bug: 147751334
Test: atest com.android.server.wifi
Change-Id: I6dd38d10fcd13f638635be421c8cb4f1b4d15b88
3 files changed
tree: 2e5b0d20b32734a3c77e91123e3cc42d400bc388
  1. apex/
  2. service/
  3. PREUPLOAD.cfg