Update .github/workflows/style-guide.yml

Author: themr0c

.github/workflows/style-guide.yml

@@ -13,6 +13,7 @@ jobs:
       - name: Run Vale on new and modified content
         uses: errata-ai/vale-action@v2
         with:
+          files: assemblies
           filter_mode: diff_context
           vale_flags: "--no-exit --minAlertLevel=error"
           reporter: github-pr-review