Update django-braces to 1.16.0

[pyup-bot]

This PR updates django-braces from 1.12.0 to 1.16.0.

Changelog

1.16.0

* :support:`290` Fixed a few typos in the docs.
* :support:`287` No longer building a universal wheel
* :support:`300` Removed unnecessarily explicit `super()` call
* :support:`301` Removed unnecessarily explicit `super()` call
* :support:`307` Use `unittest.mock` instead of `mock` package
* :feature:`305` Add support for Django 4.2
* :support:`277` Updated the codebase to be more modern Python/Django
* :feature:`245` Cache-related headers

1.15.0

* :support:`-` Formatted project with black
* :support:`-` Updated README
* :feature:`265` Drop old Python and Django versions, bring in newer ones

1.14.0

* :support:`260` Fixes the goshdang Travis tests.
* :support:`250` Include documentation Makefile and conf.py in source distribution.
* :support:`246` README more accurately explains the supported Django versions.

1.13.0

* :support:`243` Adds support for Python 3.7 and Django 2.1.
* :support:`244` Documentation link fix.
* :support:`236` Refines the Django and Python versions tested against.
* :support:`241` Fixes a documentation typo, "altenate" should be "alternate".

Links

• PyPI: https://pypi.org/project/django-braces
• Changelog: https://data.safetycli.com/changelogs/django-braces/
• Repo: https://github.com/brack3t/django-braces/