docs(metrics): update Datadog integration diagram (aws-powertools#2954)

aal80 · leandrodamascena · heitorlessa · commit a9b6cac6bcd2 · 2023-08-15T13:52:14.000+02:00
Co-authored-by: Leandro Damascena &lt;lcdama@amazon.pt&gt;
diff --git a/docs/core/metrics/datadog.md b/docs/core/metrics/datadog.md
@@ -20,9 +20,10 @@ stateDiagram-v2
     LambdaFn --> LambdaCode
     LambdaCode --> DatadogSDK
     DatadogSDK --> DatadogExtension
+    DatadogExtension --> Datadog: async
 
     state LambdaExtension {
-        DatadogExtension --> Datadog: async
+        DatadogExtension 
     }
 
 ```
