[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/adamchainz/django-upgrade: 1.21.0 → 1.22.1](adamchainz/django-upgrade@1.21.0...1.22.1)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
   - repo: https://github.com/adamchainz/django-upgrade
-    rev: 1.21.0
+    rev: 1.22.1
     hooks:
       - id: django-upgrade
         args: [--target-version, "4.2"]