wrong blog post link

Changed it to correct

README.md

@@ -23,7 +23,7 @@ Qwen1.5 is the beta version of Qwen2, a transformer-based decoder-only language
 * Stable support of 32K context length for models of all sizes
 * No need of `trust_remote_code`.
 
-For more details, please refer to our [blog post](https://qwenlm.github.io/blog/qwen1.5/) and [GitHub repo](https://github.com/QwenLM/Qwen1.5).
+For more details, please refer to our [blog post](https://qwenlm.github.io/blog/qwen1.5-110b/) and [GitHub repo](https://github.com/QwenLM/Qwen1.5).
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 ## Model Details