fix: Fix error in README file (#1207)

* Remove incorrect colab link

integrations/azure_ai_search/README.md

@@ -19,7 +19,7 @@ pip install azure-ai-search-haystack
 ```
 
 ## Examples
-You can find a code example showing how to use the Document Store and the Retriever in the documentation or in [this Colab](https://colab.research.google.com/drive/1YpDetI8BRbObPDEVdfqUcwhEX9UUXP-m?usp=sharing).
+Refer to the documentation for code examples on utilizing the Document Store and its associated Retrievers. For more usage scenarios, check out the [examples](https://github.com/deepset-ai/haystack-core-integrations/tree/main/integrations/azure_ai_search/example).
 
 ## License