Update README.md

fixed typo "3B" to "8B" to correctly reflect the colab notebook referenced

README.md

@@ -15,7 +15,7 @@ tags:
 
 # Finetune Llama 3.2, Gemma 2, Mistral 2-5x faster with 70% less memory via Unsloth!
 
-We have a free Google Colab Tesla T4 notebook for Llama 3.2 (3B) here: https://colab.research.google.com/drive/1Ys44kVvmeZtnICzWz0xgpRnrIOjZAuxp?usp=sharing
+We have a free Google Colab Tesla T4 notebook for Llama 3.2 (8B) here: https://colab.research.google.com/drive/1Ys44kVvmeZtnICzWz0xgpRnrIOjZAuxp?usp=sharing
 
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