Merge pull request #16 from csacca/pre-commit-ci-update-config

[pre-commit.ci] pre-commit autoupdate

Author: csacca

.pre-commit-config.yaml

@@ -18,12 +18,12 @@ repos:
         args: [--py38-plus]
 
   - repo: https://github.com/pre-commit/mirrors-prettier
-    rev: v2.4.0
+    rev: v2.4.1
     hooks:
       - id: prettier
 
   - repo: https://github.com/psf/black
-    rev: 21.8b0
+    rev: 21.9b0
     hooks:
       - id: black
         language_version: python3