Update awesomeversion requirement from ~=21.6 to ~=21.12

Updates the requirements on [awesomeversion](https://github.com/ludeeus/awesomeversion) to permit the latest version.
- [Release notes](https://github.com/ludeeus/awesomeversion/releases)
- [Commits](ludeeus/awesomeversion@21.6.0...21.12.0)

---
updated-dependencies:
- dependency-name: awesomeversion
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements-dev.txt

@@ -1,10 +1,10 @@
 -r requirements-test.txt
-awesomeversion~=21.6
+awesomeversion~=21.12
 bandit~=1.7
 black==21.5b2
 codespell~=2.0
 isort~=5.8
 pydocstyle~=6.1
-pyupgrade~=2.18
+pyupgrade~=2.31
 yamllint~=1.26
 PyGithub~=1.55