fix: Update customer showcase links in README (#99)

Author: fern-support

README.md

@@ -18,7 +18,7 @@ Create beautiful documentation in under 5 minutes using your OpenAPI specificati
 
 ## Customer Showcase
 
-Get inspired by API documentation built with Fern: [Webflow](https://developers.webflow.com) | [Cartesia](https://docs.cartesia.ai) | [Cohere](https://docs.cohere.com) | [ElevenLabs](https://elevenlabs.io/docs)
+Get inspired by API documentation built with Fern: [Webflow](https://developers.webflow.com) | [You.com](https://you.com/docs) | [Cohere](https://docs.cohere.com) | [ElevenLabs](https://elevenlabs.io/docs)
 
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