fix: failure writing to GITHUB_OUTPUT

The debug statements fix it? Also I was not de-referencing the output
value.

action.yml

@@ -96,15 +96,9 @@ runs:
         log "Retrieved index: $pr_number"
         log "Expected PR URL: $GITHUB_SERVER_URL/$GITHUB_REPOSITORY/pulls/$pr_number"
 
-        echo "GITHUB_OUTPUT=$GITHUB_OUTPUT"
-        ls -l "$GITHUB_OUTPUT"
+        log "GITHUB_OUTPUT=$GITHUB_OUTPUT"
+        log "$(ls -l "$GITHUB_OUTPUT")"
         echo "pr-number=$pr_number" >> "$GITHUB_OUTPUT"
-    # - name: Test that PR number is retrieveable
-    #   if: inputs.comment-on-pr == 'true' && steps.pr-number.outputs.pr-number != ''
-    #   env:
-    #     PR_ID: ${{ steps.pr-number.outputs.pr-number }}
-    #   run: |
-    #     echo PR_ID="$PR_ID"
     - name: Find previous comment (if present)
       # We want to generate a comment, and we we able to fin the PR number
       if: inputs.comment-on-pr == 'true' && steps.pr-number.outputs.pr-number != ''