ci: pre-commit autoupdate (#51)

updates:
- [github.com/adamchainz/django-upgrade: 1.22.1 → 1.22.2](adamchainz/django-upgrade@1.22.1...1.22.2)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -42,7 +42,7 @@ repos:
   - id: pyupgrade
     args: [--py38-plus]
 - repo: https://github.com/adamchainz/django-upgrade
-  rev: 1.22.1
+  rev: 1.22.2
   hooks:
   - id: django-upgrade
     args: [--target-version, '3.2']