Sometimes, a user might have typed text and switches apps. The app with the text input could get terminated on the background and the typed text would get lost.

Remove the flag in https://github.com/tinyspeck/slack-objc/blob/124642bb3675a9d9634433ec4b65521512a216ac/pods/Pods/SlackTextViewController/Source/SLKTextViewController.m#L1560-L1566