tailer-webhook: add annotation to the snippet as suggested

Signed-off-by: Szilard Parrag <szilard.parrag@axoflow.com>

Author: OverOrion

content/docs/configuration/extensions/tailer-webhook.md

@@ -107,14 +107,15 @@ metadata:
   namespace: logging
   labels:
     app: sample-webhook
+  annotations:
+    cert-manager.io/inject-ca-from: logging/webhook-tls
 webhooks:
   - name: sample-webhook.banzaicloud.com
     clientConfig:
       service:
         name: logging-webhooks
         namespace: logging
         path: "/tailer-webhook"
-      caBundle: $(kubectl get secret webhook-tls -n logging -o json | jq -r '.data["ca.crt"]')
     rules:
       - operations: [ "CREATE" ]
         apiGroups: [""]