[TIMOB-27482] iOS: App is crashing with SDK 8.2.0.GA on iOS 13 devices

If repeat the following operations on ios13, the app will crash. Crash logs and videos are attached herewith.What is the cause? *Test steps:* 1. Start application 2. Select a video 3. Click on Choose 4. Wait for compressing video 5. Then move the app to the background with the home button. Wait for a few seconds after moving the app to the background and then click on the App icon for opening it. It should be reproducible if repeated several times. *Test project:* Click [here](https://drive.google.com/file/d/1d8KSP9olLafRle2O44ydMztlJ5H_oPkh/view?usp=sharing) *Output:* [Video](https://drive.google.com/open?id=1np1TSXQ52D-1Op4cZXj8y30w0kmU-z_E) *Note:* We also tested this on iPhone SE(13.1.3) and the issue is reproduced on our end. Video is uploaded on output section.