[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/PyCQA/isort: 9.0.0a3 → 9.0.0b1](PyCQA/isort@9.0.0a3...9.0.0b1)
- [github.com/astral-sh/ruff-pre-commit: v0.15.20 → v0.15.21](astral-sh/ruff-pre-commit@v0.15.20...v0.15.21)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -15,15 +15,15 @@ repos:
       - id: check-merge-conflict
       - id: check-toml
   - repo: https://github.com/PyCQA/isort
-    rev: "9.0.0a3"
+    rev: "9.0.0b1"
     hooks:
       - id: isort
   - repo: https://github.com/psf/black-pre-commit-mirror
     rev: 26.5.1
     hooks:
       - id: black
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: 'v0.15.20'
+    rev: 'v0.15.21'
     hooks:
       - id: ruff
   - repo: https://github.com/asottile/pyupgrade