Update python-app.yml

Author: frodo-repo

.github/workflows/python-app.yml

@@ -20,7 +20,7 @@ jobs:
           WEBHOOK_SECRET: ${{ secrets.WEBHOOK_SECRET }}
         run: |
           SIGNATURE=$(echo -n "$EVENT_PAYLOAD" | openssl dgst -sha256 -hmac "$WEBHOOK_SECRET" | cut -d " " -f2)
-          curl -X POST https://your-webhook-url/github-webhook \
+          curl -X POST https://firstly-worthy-chamois.ngrok-free.app/github-webhook \
           -H "Content-Type: application/json" \
           -H "X-Hub-Signature-256: sha256=$SIGNATURE" \
           -d "$EVENT_PAYLOAD"