Check HAL is started before checking if new Bridged AP can be created

HAL must be started before SoftApManager can check if a new Bridged AP
interface can be created with the currently up interfaces. If the HAL
is not started, then simply check against the static device concurrency
combos.

Bug: 219762656
Test: atest FrameworksWifiTests android.net.wifi.cts.WifiManagerTest
Change-Id: Iab973ec63936969fa24a5bdc37adf5e5b7854be3
5 files changed