[pre-commit.ci] pre-commit autoupdate

updates:
- [github.com/psf/black: 23.3.0 → 23.7.0](psf/black@23.3.0...23.7.0)
- [github.com/asottile/pyupgrade: v3.6.0 → v3.9.0](asottile/pyupgrade@v3.6.0...v3.9.0)

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -20,7 +20,7 @@ repos:
         exclude: ref_vtk_hexahedra.vtu
     -   id: trailing-whitespace
 -   repo: https://github.com/psf/black
-    rev: 23.3.0
+    rev: 23.7.0
     hooks:
     -   id: black
 -   repo: https://github.com/PyCQA/isort
@@ -29,7 +29,7 @@ repos:
     -   id: isort
         args: ["--profile", "black", "--filter-files"]
 -   repo: https://github.com/asottile/pyupgrade
-    rev: v3.6.0
+    rev: v3.9.0
     hooks:
     -   id: pyupgrade
 -   repo: https://github.com/PyCQA/flake8