Update autoflake requirement from <2.1 to <2.2

Updates the requirements on [autoflake](https://github.com/PyCQA/autoflake) to permit the latest version.
- [Release notes](https://github.com/PyCQA/autoflake/releases)
- [Commits](PyCQA/autoflake@v0.0.1...v2.1.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

dev-requirements.txt

@@ -7,5 +7,5 @@ tox < 3.29  # until tox-pyenv is updated for tox 4.x
 tox-pyenv < 1.2
 isort < 5.13
 build < 0.10.1
-autoflake < 2.1
+autoflake < 2.2
 bandit < 1.7.6