[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/adamchainz/django-upgrade: 1.20.0 → 1.21.0](adamchainz/django-upgrade@1.20.0...1.21.0)
- [github.com/psf/black: 24.4.2 → 24.8.0](psf/black@24.4.2...24.8.0)
- [github.com/pycqa/flake8: 7.1.0 → 7.1.1](PyCQA/flake8@7.1.0...7.1.1)

.pre-commit-config.yaml

@@ -21,12 +21,12 @@ repos:
           - id: pyupgrade
             args: [--py38-plus]
     - repo: https://github.com/adamchainz/django-upgrade
-      rev: "1.20.0"
+      rev: "1.21.0"
       hooks:
           - id: django-upgrade
             args: [--target-version, "4.2"]
     - repo: https://github.com/psf/black
-      rev: 24.4.2
+      rev: 24.8.0
       hooks:
           - id: black
     - repo: https://github.com/pre-commit/mirrors-prettier
@@ -39,7 +39,7 @@ repos:
       hooks:
           - id: isort
     - repo: https://github.com/pycqa/flake8
-      rev: "7.1.0"
+      rev: "7.1.1"
       hooks:
           - id: flake8
     - repo: https://github.com/rtts/djhtml