build(deps-dev): bump pytest from 6.2.1 to 6.2.2

Bumps [pytest](https://github.com/pytest-dev/pytest) from 6.2.1 to 6.2.2.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@6.2.1...6.2.2)

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

setup.py

@@ -23,7 +23,7 @@
         "dev": [
             "syncer==1.3.0",
             "backports.zoneinfo==0.2.1",
-            "pytest==6.2.1",
+            "pytest==6.2.2",
             "pytest-tornasync==0.6.0.post2",
             "pytest-mock==3.5.1",
             "pytest-sanic==1.7.0",