test(pre-commit): upgrade flake8-bugbear to 21.3.2

Author: scop

.pre-commit-config.yaml

@@ -44,7 +44,7 @@ repos:
     hooks:
       - id: flake8
         args: [--config=test/setup.cfg]
-        additional_dependencies: [flake8-bugbear==20.1.4]
+        additional_dependencies: [flake8-bugbear==21.3.2]
         types: [text]
         files: ^(helpers/python|.+\.py)$
         exclude: ^completions/