Use another repo for prettier pre-commit (#2180)

Author: mathbunnyru

.pre-commit-config.yaml

@@ -61,8 +61,8 @@ repos:
         stages: [manual]
 
   # Autoformat: YAML, JSON, Markdown, etc.
-  - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: v4.0.0-alpha.8
+  - repo: https://github.com/rbubley/mirrors-prettier
+    rev: v3.4.2
     hooks:
       - id: prettier