chore: Update k8s stack yaml files

Made with ❤️️ by updatecli

Author: elastic-observability-automation[bot]

testing/infra/k8s/base/stack/apm-server.yaml

@@ -4,7 +4,7 @@ metadata:
   name: apm-server
 spec:
   # TODO: replace with a pinned version such as 9.0.0-aaaaaaaa-SNAPSHOT
-  version: 9.5.0-fb81140b-SNAPSHOT
+  version: 9.6.0-606eef5e-SNAPSHOT
   count: 1
   http:
     tls:

testing/infra/k8s/base/stack/elasticsearch.yaml

@@ -4,7 +4,7 @@ metadata:
   name: elasticsearch
 spec:
   # TODO: replace with a pinned version such as 9.0.0-aaaaaaaa-SNAPSHOT
-  version: 9.5.0-fb81140b-SNAPSHOT
+  version: 9.6.0-606eef5e-SNAPSHOT
   auth:
     fileRealm:
       - secretName: elasticsearch-admin

testing/infra/k8s/base/stack/kibana.yaml

@@ -4,7 +4,7 @@ metadata:
   name: kibana
 spec:
   # TODO: replace with a pinned version such as 9.0.0-aaaaaaaa-SNAPSHOT
-  version: 9.5.0-fb81140b-SNAPSHOT
+  version: 9.6.0-606eef5e-SNAPSHOT
   count: 1
   elasticsearchRef:
     name: elasticsearch