Merge pull request #400 from erichsueh3/eks_addon_cw_config_update

Update Cloudwatch configuration in ADOT EKS add-on getting started guide

Author: vasireddy99

src/docs/getting-started/adot-eks-add-on/config-cloudwatch.mdx

@@ -360,6 +360,11 @@ spec:
         parse_json_encoded_attr_values: [Sources, kubernetes]
         metric_declarations:
           - dimensions: [[EKS_Cluster, EKS_Namespace, EKS_PodName]]
+            metric_name_selectors:
+              - apiserver_request_.*
+              - container_memory_.*
+              - container_threads
+              - otelcol_process_.*
     service:
       pipelines:
         metrics: