Update links.yml

Signed-off-by: Glenn Jocher <[email protected]>

.github/workflows/links.yml

@@ -172,7 +172,7 @@ jobs:
             text: "GitHub Actions: Errors found in ${{ github.workflow }} for ${{ matrix.website }} ❌\n\n\n*Repository:* https://github.com/${{ github.repository }}\n*Action:* https://github.com/${{ github.repository }}/actions/runs/${{ github.run_id }}\n*Author:* ${{ github.actor }}\n*Event:* ${{ github.event_name }}\n\n\n${{ env.SUMMARY }}\n"
 
       - name: Notify Slack for spelling errors
-        if: always() && steps.codespell.outcome == 'failure' && github.event_name == 'schedule' && github.run_attempt == '1'
+        if: always() && steps.codespell.outcome == 'failure' && github.event_name == 'pull_request' && github.run_attempt == '1'
         uses: slackapi/[email protected]
         with:
           webhook-type: incoming-webhook