`BluetoothLEAdvertisementWatcher` is required for LE device discovery on WinRT. Several WinRT apps, like Zwift will try getting this interface, and crash if they are not able to.
-- v4: windows.devices.bluetooth: Implement BluetoothLEAdvertisementWatcher::get_{Min, Max}OutOfRangeTimeout. windows.devices.bluetooth: Implement BluetoothLEAdvertisementWatcher::get_{Min, Max}SamplingInterval. windows.devices.bluetooth: Add stubs for BluetoothLEAdvertisementWatcher. windows.devices.bluetooth/tests: Add tests for IBluetoothLEAdvertisementWatcher. windows.devices.bluetooth/tests: Add tests for BluetoothLEAdvertisementDataSection. windows.devices.bluetooth/tests: Add tests for IBluetoothLEAdvertisementBytePattern. windows.devices.bluetooth/tests: Add tests for BluetoothLEAdvertisementFilter. include: Add windows.devices.bluetooth.advertisement.idl.