Update clients link (#1145)

Author: leemthompo

get-started/the-stack.md

@@ -77,7 +77,7 @@ Use {{kib}} to query and visualize the data that’s stored in {{es}}. Or, use t
 
 #### {{es}} clients [stack-components-elasticsearch-clients]
 
-The clients provide a convenient mechanism to manage API requests and responses to and from {{es}} from popular languages such as Java, Ruby, Go, Python, and others. Both official and community contributed clients are available. [Learn more about the {{es}} clients](https://www.elastic.co/guide/en/elasticsearch/client/index.html).
+The clients provide a convenient mechanism to manage API requests and responses to and from {{es}} from popular languages such as Java, Ruby, Go, Python, and others. Both official and community contributed clients are available. [Learn more about the {{es}} clients](/reference/elasticsearch-clients/index.md).
 
 ## Version compatibility
 ```{applies_to}

solutions/search/site-or-app.md

@@ -9,6 +9,6 @@ applies_to:
 
 The following tools are available to help you add search to your site or app:
 
-- Clients: Use programming language clients to integrate {{es}} with your application.
+- [Clients](site-or-app/clients.md): Use programming language clients to integrate {{es}} with your application.
 - [Search UI](site-or-app/search-ui.md): Use the Search UI library to build a user interface for your search application.
 - [Search Applications](search-applications.md): Use Search Applications to simplify the process of building search experiences, by leveraging [search templates](search-templates.md).