Merge pull request #137 from jupyterhub/pre-commit-ci-update-config

[pre-commit.ci] pre-commit autoupdate

Author: consideRatio

.pre-commit-config.yaml

@@ -11,7 +11,7 @@
 repos:
   # Autoformat: Python code
   - repo: https://github.com/psf/black
-    rev: 23.10.1
+    rev: 23.12.1
     hooks:
       - id: black
         args:
@@ -21,7 +21,7 @@ repos:
 
   # Autoformat: markdown, yaml
   - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: v3.0.3
+    rev: v4.0.0-alpha.8
     hooks:
       - id: prettier