Improve description of secure setup (#718)

Version 3.2.2-RC1

Reformat src/conf.py to conform to latest python black rules

Python black removed Python 2 support so it now flags the `u` prefixed strings.

We picked up python black 22.1:
```
Collecting black
  Downloading black-22.1.0-py3-none-any.whl (160 kB)
```

It removed python 2 support:
 * https://pypi.org/project/black/22.1.0/
 * psf/black#2740

Version 3.2.1

Version 3.2.1-RC1

feat: 3.1.2 what’s new

feat: 3.1.2 what’s new

use regular expressions

Add a few more recent changes to the 3.2 whatsnew list

feat(cve): commit placeholder