fix: calls in terminated mode by disabling orientation manager (flutter-webrtc#1840)

Author: td-famedly

android/src/main/java/com/cloudwebrtc/webrtc/video/camera/CameraUtils.java

@@ -45,7 +45,14 @@ public CameraUtils(GetUserMediaImpl getUserMediaImpl, Activity activity) {
     this.getUserMediaImpl = getUserMediaImpl;
     this.activity = activity;
     this.deviceOrientationManager = new DeviceOrientationManager(activity, 0);
-    this.deviceOrientationManager.start();
+    // commented out because you cannot register a reciever when the app is terminated
+    // because the activity is null?
+    // this causes the call to break if the app is terminated
+    // the manager seems to end up at handleOrientationChange which does not do
+    // anything at the moment so this should be ok
+
+    // TODO: get a proper fix at some point
+    // this.deviceOrientationManager.start();
   }
 
   public void setFocusMode(MethodCall call, AnyThreadResult result) {