Fix docs header

docs/griptape-framework/drivers/web-search-drivers.md

@@ -4,7 +4,9 @@ Web Search Drivers can be used to search for links from a search query. They are
 
 * `search()` searches the web and returns a [ListArtifact](../../reference/griptape/artifacts/list_artifact.md) that contains JSON-serializable [TextArtifact](../../reference/griptape/artifacts/text_artifact.md)s with the search results.
 
-## Google
+## Vector Store Drivers
+
+### Google
 
 The [GoogleWebSearchDriver](../../reference/griptape/drivers/web_search/google_web_search_driver.md) uses the [Google Custom Search JSON API](https://developers.google.com/custom-search/v1/reference/rest/v1/cse/list) for web searching.
 
@@ -44,7 +46,7 @@ agent = Agent(
 agent.run("Give me some websites with information about AI frameworks.")
 ```
 
-## DuckDuckGo
+### DuckDuckGo
 
 !!! info
     This driver requires the `drivers-web-search-duckduckgo` [extra](../index.md#extras).