revert change again

Author: RenderMichael

py/docs/source/index.rst

@@ -157,4 +157,4 @@ Contributing
  - If tox exits `0`, commit and push. Otherwise fix the newly introduced style violations.
  - `flake8` requires manual fixes
  - `black` will rewrite the violations automatically, however the files are unstaged and should staged again.
- - `isort` will rewrite the violations automatically, however the files are unstaged and should staged again.
+ - `isort` will rewrite the violations automatically, however the files are unstaged and should staged again.