readme : update ui list (#5731)

* Add LLMFarm (ui for iOS) to list

Author: guinmoon

README.md

@@ -159,6 +159,7 @@ Unless otherwise noted these projects are open-source with permissive licensing:
 - [withcatai/catai](https://github.com/withcatai/catai)
 - [Mobile-Artificial-Intelligence/maid](https://github.com/Mobile-Artificial-Intelligence/maid) (MIT)
 - [Msty](https://msty.app) (proprietary)
+- [LLMFarm](https://github.com/guinmoon/LLMFarm?tab=readme-ov-file) (MIT)
 
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