Remove now-superfluous step in link-checking workflow

Author: sadielbartholomew

.github/workflows/check_links.yml

@@ -33,13 +33,6 @@ jobs:
         env:
           GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}
 
-      # Because we are having problems getting the previous step to fail
-      # the workflow job on non-zero exit code...
-      - name: Report failure in the previous step
-        if:  ${{ failure() }}
-        run: |
-          At least one link check failed!
-
       - name: Upload report
         if: env.lychee_exit_code != 0
         uses: actions/upload-artifact@v1