Merge pull request #1652 from jupyter/pre-commit-ci-update-config

[pre-commit.ci] pre-commit autoupdate

Author: mathbunnyru

.pre-commit-config.yaml

@@ -59,10 +59,10 @@ repos:
 
   # Lint: Dockerfile
   - repo: https://github.com/hadolint/hadolint.git
-    rev: v2.8.0
+    rev: v2.9.1
     hooks:
       - id: hadolint-docker
-        entry: hadolint/hadolint:v2.8.0 hadolint
+        entry: hadolint/hadolint:v2.9.1 hadolint
 
   # Lint: YAML
   - repo: https://github.com/adrienverge/yamllint.git