Bump pyupgrade from 2.21.1 to 2.21.2 (#348)

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

poetry.lock

@@ -46,7 +46,7 @@ pytest = "^6.2.2"
 pytest-asyncio = "^0.15.1"
 pytest-cov = "^2.11.1"
 yamllint = "^1.26.0"
-pyupgrade = "^2.21.1"
+pyupgrade = "^2.21.2"
 flake8-simplify = "^0.14.0"
 vulture = "^2.3"
 flake8-bandit = "^2.1.2"