Metrics for connected wifi score

Note when switches of the default network would happen, based on score.

Increase MAX_STA_EVENTS by 50% to allow some headroom for the additional
StaEvent type.

(cherry picked from commit e6fb5b05c294b853f768caa93de509b4afa8adef)

Bug: 67429363
Bug: 71708302
Test: Unit tests
Test: Manually check dumpsys output

Change-Id: Id35695502966c96ce817322e1aa5b17f5522f5e4
Merged-In: I163d3831dd207d1dbb6d65f643f0f0418601b54b
(cherry picked from commit 929c521de00d91d269d2d4cad613904c76c366a1)
2 files changed