Bump pre-commit from 1.21.0 to 2.2.0 (#409)

Author: dependabot-preview[bot]

poetry.lock

@@ -15,6 +15,6 @@ dependencies = "^1.0"
 django = "^3.0.3"
 flake8 = "^3.7.9"
 invoke = "^1.4.0"
-pre-commit = "^1.21.0"
+pre-commit = "^2.2.0"
 stories = "^0.14.0"
 yamllint = "^1.21.0"