Merge pull request #93 from pyiron/black

Update black action

.github/workflows/black.yml

@@ -1,5 +1,4 @@
-# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
-# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+# This workflow is used to check the differences and find conflict markers or whitespace errors
 
 name: Black
 
@@ -17,4 +16,4 @@ jobs:
     - uses: psf/black@stable
       with:
         options: "--check --diff"
-        src: "./pyfileindex"
+        src: ./${{ github.event.repository.name }}