Bump flake8-pytest-style from 2.0.0 to 2.1.0

Bumps [flake8-pytest-style](https://github.com/m-burst/flake8-pytest-style) from 2.0.0 to 2.1.0.
- [Commits](m-burst/flake8-pytest-style@v2.0.0...v2.1.0)

---
updated-dependencies:
- dependency-name: flake8-pytest-style
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

dev-requirements/flake8.txt

@@ -15,7 +15,7 @@ flake8-mutable==1.2.0                   # mutable default argument detection
 flake8-pep3101==2.1.0                   # new-style format strings only
 flake8-print==5.0.0                     # complain about print statements in code
 flake8-printf-formatting==1.1.2         # forbey printf-style python2 string formatting
-flake8-pytest-style==2.0.0              # pytest checks
+flake8-pytest-style==2.1.0              # pytest checks
 flake8-raise==0.0.5                     # exception raising linting
 flake8-use-fstring==1.4                 # format string checking
 flake8-noqa==1.4.0                      # validate noqa commands