Merge branch 'device-check-fix' into 'master'

Remove incorrect device check

Closes #5

See merge request card10/companion-app-android!10

app/src/main/java/de/ccc/events/badge/card10/common/ConnectionService.kt

@@ -63,10 +63,6 @@ object ConnectionService {
     }
 
     fun connect(context: Context) {
-        if (device == null) {
-            throw IllegalStateException()
-        }
-
         // Use first BLE devices that is bonded
         val bondedDevices = BluetoothAdapter.getDefaultAdapter().bondedDevices.filter {
             it.address.startsWith(