Fix: datadog doesnt add headers

Author: barboraplasovska

content/en/real_user_monitoring/application_monitoring/ios/advanced_configuration.md

@@ -854,7 +854,7 @@ This integration supports both Apollo iOS 1.0+ and Apollo iOS 2.0+. Follow the i
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-   This automatically adds Datadog headers to your GraphQL requests, enabling them to be tracked by Datadog.
+   This lets Datadog RUM extract Operation type, name, variables and Payloads (optional) automatically from the requests to enrich GraphQL Requests RUM Resources.
 
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