Set max length on passwords for blowfish to 72

[bcomnes]

PostgreSQL: Documentation: 17: F.26. pgcrypto — cryptographic functions https://www.postgresql.org/docs/current/pgcrypto.html

https://x.com/bcrypt/status/1852575080989257893

https://github.com/hifiwi-fi/breadcrum.net/blob/master/packages/web/routes/api/user/password/password-hash.js