Server: Handle the JWT Expired Password Problem

[TiE23]

View this article and look for the section titled "The Expired Password Problem".
https://medium.com/react-native-training/building-chatty-part-7-authentication-in-graphql-cd37770e5ab3

We still have one last thing that needs modifying in our authorization setup. When a user changes their password, we issue a new JWT, but the old JWT will still pass verification! This can become a serious problem if a hacker gets ahold of a user’s password.

The solution involved isn't too difficult and involves a change to the User table. Write any additional tickets as the needs come up.