Update docs/gitbook/usage/webhooks.md

Co-authored-by: Stefan Prodan <stefan.prodan@gmail.com>

docs/gitbook/usage/webhooks.md

@@ -433,7 +433,7 @@ If you have notifications enabled, Flagger will post a message to Slack or MS Te
 
 To debug in depth any issues with helm tests, you can execute commands on the flagger-loadtester pod.
 ```bash
-kubectl -n linkerd exec -it flagger-loadtester -- bash
+kubectl  exec -it deploy/flagger-loadtester -- bash
 helmv3 test ....
 ```
 
@@ -473,4 +473,4 @@ roleRef:
   kind: ClusterRole
   name: helm-smoke-tester
   apiGroup: rbac.authorization.k8s.io
-```
+```