ci: pre-commit autoupdate

updates:
- [github.com/adamchainz/django-upgrade: 1.25.0 → 1.27.0](adamchainz/django-upgrade@1.25.0...1.27.0)
- [github.com/pre-commit/pre-commit-hooks: v5.0.0 → v6.0.0](pre-commit/pre-commit-hooks@v5.0.0...v6.0.0)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -15,7 +15,7 @@ repos:
         args: ["--py36-plus"]
 
   - repo: https://github.com/adamchainz/django-upgrade
-    rev: '1.25.0'
+    rev: '1.27.0'
     hooks:
       - id: django-upgrade
         args: [--target-version, "2.2"]
@@ -27,7 +27,7 @@ repos:
         additional_dependencies: [Flake8-pyproject]
 
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v5.0.0
+    rev: v6.0.0
     hooks:
       - id: check-merge-conflict
       - id: mixed-line-ending