Update pre-commit repos (#180)

Author: jarrodmillman

.pre-commit-config.yaml

@@ -3,7 +3,7 @@
 
 repos:
   - repo: https://github.com/pre-commit/pre-commit-hooks
-    rev: v4.6.0
+    rev: 2c9f875913ee60ca25ce70243dc24d5b6415598c # frozen: v4.6.0
     hooks:
       - id: check-added-large-files
       - id: check-ast
@@ -19,12 +19,12 @@ repos:
       - id: trailing-whitespace
 
   - repo: https://github.com/asottile/blacken-docs
-    rev: 1.16.0
+    rev: 960ead214cd1184149d366c6d27ca6c369ce46b6 # frozen: 1.16.0
     hooks:
       - id: blacken-docs
 
   - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: v3.1.0
+    rev: ffb6a759a979008c0e6dff86e39f4745a2d9eac4 # frozen: v3.1.0
     hooks:
       - id: prettier
         files: \.(css|md|yml|yaml)