Update tutorials/export-audit-trail-to-datadog/index.mdx

Co-authored-by: Florent Viel <[email protected]>

Author: nerda-codes

tutorials/export-audit-trail-to-datadog/index.mdx

@@ -105,7 +105,7 @@ Create a file named `/etc/opentelemetry-collector/config.yaml` and paste the fol
       datadog:
         idle_conn_timeout: 10s
         api:
-          key: <DD_API_SECRET_KEY>
+          key: <DD_API_KEY>
           site: <DD_SITE>
     
     service: