We don't know that this is a false positive. There's a good chance this app was being used as a vector for hacking, spamming or ad fraud. Not by the developers

We don't know that this is a false positive. There's a good chance this app was being used as a vector for hacking, spamming or ad fraud. Not by the developers of this app, but by others who found this app being a useful way around the security of the Google Play store approval process.