It's going to a new SSO login with their newer remote platform. The app will function the same, but it will have a better login system. There should be a button to migrate the login as seen here.
If not, then log out and log back in, and it should give you a message asking you to migrate your login. If you don't get a message then, reinstall the app and it will come up on login. All it will do is have you enter your email to get an OTP. After you enter the code, it will have you enter your social login again and then tap to migrate networks. Then your done. From then on you will use your email address to log in instead of a social platform. Here are screenshots of what each steps looks like when you see the message pop up:
