ci: pre-commit autoupdate

updates:
- [github.com/asottile/pyupgrade: v3.20.0 → v3.21.0](asottile/pyupgrade@v3.20.0...v3.21.0)
- [github.com/adamchainz/django-upgrade: 1.29.0 → 1.29.1](adamchainz/django-upgrade@1.29.0...1.29.1)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -9,13 +9,13 @@ ci:
 
 repos:
     - repo: https://github.com/asottile/pyupgrade
-      rev: v3.20.0
+      rev: v3.21.0
       hooks:
           - id: pyupgrade
             args: ["--py310-plus"]
 
     - repo: https://github.com/adamchainz/django-upgrade
-      rev: "1.29.0"
+      rev: "1.29.1"
       hooks:
           - id: django-upgrade
             args: [--target-version, "4.2"]