Merge pull request #147 from jupyterlite/pre-commit-ci-update-config

[pre-commit.ci] pre-commit autoupdate

Author: Carreau

.pre-commit-config.yaml

@@ -1,6 +1,6 @@
 repos:
 - repo: https://github.com/pre-commit/mirrors-prettier
-  rev: 'f12edd9'  # Use the sha / tag you want to point at
+  rev: 'v4.0.0-alpha.8'  # Use the sha / tag you want to point at
   hooks:
   - id: prettier
     types_or: [css, javascript]