Logstash: Update OLM description and README (#6833) (#6836)

Co-authored-by: Thibault Richard <[email protected]>

Author: barkbay

README.md

@@ -4,7 +4,7 @@
 
 # Elastic Cloud on Kubernetes (ECK)
 
-Elastic Cloud on Kubernetes automates the deployment, provisioning, management, and orchestration of Elasticsearch, Kibana, APM Server, Enterprise Search, Beats, Elastic Agent, and Elastic Maps Server on Kubernetes based on the operator pattern.
+Elastic Cloud on Kubernetes automates the deployment, provisioning, management, and orchestration of Elasticsearch, Kibana, APM Server, Enterprise Search, Beats, Elastic Agent, Elastic Maps Server, and Logstash on Kubernetes based on the operator pattern.
 
 Current features:
 
@@ -24,6 +24,7 @@ Supported versions:
 *  Beats: 7.0+, 8+
 *  Elastic Agent: 7.10+ (standalone), 7.14+, 8+ (Fleet)
 *  Elastic Maps Server: 7.11+, 8+
+*  Logstash 8.7+
 
 Check the [Quickstart](https://www.elastic.co/guide/en/cloud-on-k8s/current/k8s-quickstart.html) to deploy your first cluster with ECK.
 

docs/eck-attributes.asciidoc

@@ -2,4 +2,4 @@
 :eck_crd_version: v1
 :eck_release_branch: 2.8
 :eck_github: https://github.com/elastic/cloud-on-k8s
-:eck_resources_list: Elasticsearch, Kibana, APM Server, Enterprise Search, Beats, Elastic Agent, Logstash, and Elastic Maps Server
+:eck_resources_list: Elasticsearch, Kibana, APM Server, Enterprise Search, Beats, Elastic Agent, Elastic Maps Server, and Logstash

hack/operatorhub/templates/csv.tpl

@@ -253,14 +253,14 @@ spec:
       version: {{ .Version }}
     {{- end }}
   description: 'Elastic Cloud on Kubernetes (ECK) is the official operator by Elastic for automating the deployment, provisioning,
-    management, and orchestration of Elasticsearch, Kibana, APM Server, Beats, Enterprise Search, Elastic Agent and Elastic Maps Server
-    on Kubernetes.
+    management, and orchestration of Elasticsearch, Kibana, APM Server, Beats, Enterprise Search, Elastic Agent, Elastic Maps Server,
+    and Logstash on Kubernetes.
 
 
     Current features:
 
 
-    *  Elasticsearch, Kibana, APM Server, Enterprise Search, Beats, Elastic Agent and Elastic Maps Server deployments
+    *  Elasticsearch, Kibana, APM Server, Enterprise Search, Beats, Elastic Agent, Elastic Maps Server, and Logstash deployments
 
     *  TLS Certificates management
 
@@ -292,6 +292,8 @@ spec:
 
     * Elastic Maps Server: 7.11+, 8+
 
+    * Logstash 8.7+
+
 
     ECK should work with all conformant installers as listed in these [FAQs](https://github.com/cncf/k8s-conformance/blob/master/faq.md#what-is-a-distribution-hosted-platform-and-an-installer). Distributions include source patches and so may not work as-is with ECK.
 
@@ -377,6 +379,7 @@ spec:
   - search
   - database
   - apm
+  - logstash
   links:
   - name: Documentation
     url: https://www.elastic.co/guide/en/cloud-on-k8s/{{ .ShortVersion }}/index.html