chore: remove language version pin for black

anand2312 · anand2312 · commit 247111641fda · 2021-10-13T14:51:45.000+05:30
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
@@ -20,8 +20,7 @@ repos:
     -   id: autoflake
         args: ['--in-place', '--remove-all-unused-imports']
 
--   repo: https://github.com/ambv/black
+-   repo: https://github.com/psf/black
     rev: 21.5b1
     hooks:
     - id: black
-      language_version: python3.7
