Fix bug: actions/starter-workflows#636

.github/workflows/pylint.yml

@@ -20,7 +20,7 @@ jobs:
         pip install pylint
     - name: Analysing the code with pylint
       run: |
-        pylint `ls -R|grep .py$|xargs`
+        pylint $(find . -name "*.py" | xargs)
     - name: linting
       uses: alexanderdamiani/pylinter@v1.2.0
     - name: wemake-python-styleguide