see if directory needs /

Author: mmcky

.github/workflows/linkcheck.yml

@@ -22,7 +22,7 @@ jobs:
         uses: lycheeverse/lychee-action@v2
         with:
           args: --accept 403
-          workingDirectory: lectures
+          workingDirectory: lectures/
       # - name: Setup Anaconda
       #   uses: conda-incubator/setup-miniconda@v3
       #   with: