Add link to 'Build An LLM' for visual learning

Author: twinsant

README.md

@@ -72,6 +72,7 @@ flowchart LR
 * [《三维视觉新范式》](https://book.douban.com/subject/37014639/) 入门空间智能
 * [《动手学深度学习PyTorch版》](https://book.douban.com/subject/36142067/) 然后这本进阶
 * [Build a Large Language Model (From Scratch)](https://github.com/rasbt/LLMs-from-scratch/tree/main) **着重在这本书练手**
+* [Build An LLM](https://github.com/jammastergirish/BuildAnLLM) 可视化学习
 
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