python3Packages.ftfy: 5.6 -> 5.7
python3Packages.ftfy: 5.6 -> 5.7

Changelog:

https://github.com/LuminosoInsight/python-ftfy/blob/master/CHANGELOG.md#version-57-february-18-2020

The most important change in this version is the update of Unicode
character categories data to Unicode 12.1. This fixes the Python 3.8
build.

NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs,NixOS/nixpkgs