Merge pull request #63 from cphyc/pre-commit-ci-update-config

[pre-commit.ci] pre-commit autoupdate

Author: cphyc

.pre-commit-config.yaml

@@ -24,7 +24,7 @@ repos:
     - id: blacken-docs
       additional_dependencies: [black==22.1.0]
 -   repo: https://github.com/PyCQA/isort
-    rev: '8.0.1'
+    rev: '9.0.0a3'
     hooks:
     - id: isort
       name: isort (python)