Revert "check coverage directory contents"

This reverts commit 9b88761.

Author: karoliineh

.github/workflows/coverage.yml

@@ -63,9 +63,6 @@ jobs:
           BISECT_FILE: ${{ github.workspace }}/_build/coverage/bisect
         run: opam exec -- dune runtest --force --instrument-with bisect_ppx
 
-      - name: LS
-        run: ls ${{ github.workspace }}/_build/coverage
-
       - run: opam exec -- bisect-ppx-report send-to Coveralls
         env:
           COVERALLS_REPO_TOKEN: ${{ secrets.COVERALLS_REPO_TOKEN }}