Update README.md

Fix link to benchmarking in Qwen docs.

[here](https://qwen.readthedocs.io/en/latest/getting_started/speed_benchmark.html)

README.md

@@ -111,7 +111,7 @@ We advise adding the `rope_scaling` configuration only when processing long cont
 
 Detailed evaluation results are reported in this [📑 blog](https://qwenlm.github.io/blog/qwen2.5/).
 
-For requirements on GPU memory and the respective throughput, see results [here](https://qwen.readthedocs.io/en/latest/benchmark/speed_benchmark.html).
+For requirements on GPU memory and the respective throughput, see results [here](https://qwen.readthedocs.io/en/latest/getting_started/speed_benchmark.html).
 
 ## Citation