[DOCS] Rename API examples section (#131999)

* [DOCS] Rename API examples section

we also have some narrative docs in here, so felt like should tweak the title

* applies to Serverless too

docs/reference/elasticsearch/rest-apis/api-examples.md

@@ -1,10 +1,9 @@
 ---
 applies_to:
   stack: all
-navigation_title: API examples
+  serverless:
+navigation_title: Guides and examples
 ---
-# Elasticsearch API examples
+# Elasticsearch API guides and examples
 
-This section provides examples for performing common tasks such as sorting, collapsing, and filtering search results by using Elasticsearch APIs.
-
-For more examples, check the [Elasticsearch](https://www.elastic.co/docs/api/doc/elasticsearch) and [Elasticsearch Serverless](https://www.elastic.co/docs/api/doc/elasticsearch-serverless) API reference.
+This section provides guides and examples for using certain Elasticsearch APIs. These longer-form pages augment and complement the information provided in the [Elasticsearch](https://www.elastic.co/docs/api/doc/elasticsearch) and [Elasticsearch Serverless](https://www.elastic.co/docs/api/doc/elasticsearch-serverless) API reference.