chore(optimize): add missing c7 only note to ES plugin docs (#3877)

related to OPT #13374

optimize/self-managed/optimize-deployment/plugins/elasticsearch-header.md

@@ -4,6 +4,8 @@ title: "Elasticsearch header"
 description: "Register your own hook into the Optimize Elasticsearch client to add custom headers to requests."
 ---
 
+<span class="badge badge--platform">Camunda 7 only</span>
+
 Before implementing the plugin, make sure that you have [set up your environment](./plugin-system.md#set-up-your-environment).
 
 This feature allows you to register your own hook into the Optimize Elasticsearch client, allowing you to add custom headers to all requests made to Elasticsearch. The plugin is invoked before every request to Elasticsearch is made, allowing different

optimize_versioned_docs/version-3.10.0/self-managed/optimize-deployment/plugins/elasticsearch-header.md

@@ -4,6 +4,8 @@ title: "Elasticsearch header"
 description: "Register your own hook into the Optimize Elasticsearch client to add custom headers to requests."
 ---
 
+<span class="badge badge--platform">Camunda 7 only</span>
+
 Before implementing the plugin, make sure that you have [set up your environment](./plugin-system.md#set-up-your-environment).
 
 This feature allows you to register your own hook into the Optimize Elasticsearch client, allowing you to add custom headers to all requests made to Elasticsearch. The plugin is invoked before every request to Elasticsearch is made, allowing different

optimize_versioned_docs/version-3.11.0/self-managed/optimize-deployment/plugins/elasticsearch-header.md

@@ -4,6 +4,8 @@ title: "Elasticsearch header"
 description: "Register your own hook into the Optimize Elasticsearch client to add custom headers to requests."
 ---
 
+<span class="badge badge--platform">Camunda 7 only</span>
+
 Before implementing the plugin, make sure that you have [set up your environment](./plugin-system.md#set-up-your-environment).
 
 This feature allows you to register your own hook into the Optimize Elasticsearch client, allowing you to add custom headers to all requests made to Elasticsearch. The plugin is invoked before every request to Elasticsearch is made, allowing different

optimize_versioned_docs/version-3.12.0/self-managed/optimize-deployment/plugins/elasticsearch-header.md

@@ -4,6 +4,8 @@ title: "Elasticsearch header"
 description: "Register your own hook into the Optimize Elasticsearch client to add custom headers to requests."
 ---
 
+<span class="badge badge--platform">Camunda 7 only</span>
+
 Before implementing the plugin, make sure that you have [set up your environment](./plugin-system.md#set-up-your-environment).
 
 This feature allows you to register your own hook into the Optimize Elasticsearch client, allowing you to add custom headers to all requests made to Elasticsearch. The plugin is invoked before every request to Elasticsearch is made, allowing different

optimize_versioned_docs/version-3.13.0/self-managed/optimize-deployment/plugins/elasticsearch-header.md

@@ -4,6 +4,8 @@ title: "Elasticsearch header"
 description: "Register your own hook into the Optimize Elasticsearch client to add custom headers to requests."
 ---
 
+<span class="badge badge--platform">Camunda 7 only</span>
+
 Before implementing the plugin, make sure that you have [set up your environment](./plugin-system.md#set-up-your-environment).
 
 This feature allows you to register your own hook into the Optimize Elasticsearch client, allowing you to add custom headers to all requests made to Elasticsearch. The plugin is invoked before every request to Elasticsearch is made, allowing different

optimize_versioned_docs/version-3.7.0/self-managed/optimize-deployment/plugins/elasticsearch-header.md

@@ -4,7 +4,7 @@ title: "Elasticsearch header"
 description: "Register your own hook into the Optimize Elasticsearch client to add custom headers to requests."
 ---
 
-<span class="badge badge--platform">Camunda Platform 7 only</span>
+<span class="badge badge--platform">Camunda 7 only</span>
 
 Before implementing the plugin, make sure that you have [set up your environment](./plugin-system.md#set-up-your-environment).