Add verbose logging to WifiScanner

Plumb verbose logging from WifiServiceImpl to WifiScanningServiceImpl.
Also enhances Logcat logging when verbose logging is enabled.

Bug: 268422030
Test: manually verified
Change-Id: I842cdce5c9644856cfd4be308fa5a03d3429ed07
Merged-In: I842cdce5c9644856cfd4be308fa5a03d3429ed07
(cherry picked from commit 8ce89a1f6bd7c3b6ff96b9497ac069a1802085e3)
4 files changed