Ensure wifi reconnects before waiting for metered

testGetMultipathPreference assumes that wifi will auto-reconnect after
changing its metered status, but this is not necessarily the case if the
BSSID has been blocklisted after it failed validating too many times.

Call ensureWifiConnected to force wifi to reconnect before waiting for
it to become metered.

Bug: 190913510
Test: atest ConnectivityManagerTest
Change-Id: Iafe9837b97e4d654bb0f3962d48a94c1f31bbebc
1 file changed