ci: pre-commit autoupdate

updates:
- [github.com/adamchainz/django-upgrade: 1.29.1 → 1.30.0](adamchainz/django-upgrade@1.29.1...1.30.0)
- [github.com/astral-sh/ruff-pre-commit: v0.14.14 → v0.15.4](astral-sh/ruff-pre-commit@v0.14.14...v0.15.4)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -15,13 +15,13 @@ repos:
         args: ["--py38-plus"]
 
   - repo: https://github.com/adamchainz/django-upgrade
-    rev: '1.29.1'
+    rev: '1.30.0'
     hooks:
       - id: django-upgrade
         args: [--target-version, "3.2"]
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.14.14
+    rev: v0.15.4
     hooks:
       - id: ruff
         args: [--fix, --exit-non-zero-on-fix]