Unbind service to prevent leak (#28)

    private boolean connectForTask(Task todo) {

        CountDownLatch countDownLatch = new CountDownLatch(1);

        Intent intent = new Intent("org.microg.gms.droidguard.REMOTE");

        intent.setPackage("org.microg.gms.droidguard");

        boolean b = context.bindService(intent, new Connection(countDownLatch, todo), Context.BIND_AUTO_CREATE);

        if (!b) return false;

        Connection c = new Connection(countDownLatch, todo);

        try {

            if (!context.bindService(intent, c, Context.BIND_AUTO_CREATE)) {

                return false;

            }

        } catch (SecurityException e) {

            return false;

        }

        try {

            countDownLatch.await(30, TimeUnit.SECONDS);

        } catch (InterruptedException e) {

        }

        // When calling DroidguardHelper.guard(), process com.google.android.gms.unstable dies often

        // thanks to com.google.ccc.abuse.droidguard.DroidGuard

        // However, because of the above bindService, the process persists for a while in zombie state,

        // and only next SafetyNetClientService calls that touch RemoteDroidGuardService make the process

        // really go away (onDestroy gets called on RemoteDroidGuardService), with logcat getting the

        // "Service org.microg.gms.snet.SafetyNetClientService has leaked ServiceConnection

        // org.microg.gms.droidguard.RemoteDroidGuardConnector$Connection" message

        // By unbinding here, the process is terminated immediately, and no more leaks are happening

        context.unbindService(c);

        return true;

    }