Revert debug code

Author: zklaus

.github/workflows/checkout-test.yml

@@ -213,9 +213,7 @@ jobs:
       - name: Remove basic
         if: runner.os != 'windows'
         run: |
-          set -x
-          ls
-          rm -r basic
+          rm -rf basic
       - name: Remove basic (Windows)
         if: runner.os == 'windows'
         shell: cmd