Fix potential licensing issue (#126)

* Update README.md

* Update README.md

remove facebook

README.md

@@ -3,7 +3,7 @@
 [![Actions Status](https://github.com/ggerganov/llama.cpp/workflows/CI/badge.svg)](https://github.com/ggerganov/llama.cpp/actions)
 [![License: MIT](https://img.shields.io/badge/license-MIT-blue.svg)](https://opensource.org/licenses/MIT)
 
-Inference of [Facebook's LLaMA](https://github.com/facebookresearch/llama) model in pure C/C++
+Inference of [LLaMA](https://arxiv.org/abs/2302.13971) model in pure C/C++
 
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