[https://nvbugs/5519525][fix] fix doc invalid link for bug 5519525

Signed-off-by: nv-guomingz <[email protected]>

Author: nv-guomingz

docs/source/developer-guide/perf-benchmarking.md

@@ -423,7 +423,7 @@ checkpoint. For the Llama-3.1 models, TensorRT LLM provides the following checkp
 - [`nvidia/Llama-3.1-70B-Instruct-FP8`](https://huggingface.co/nvidia/Llama-3.1-70B-Instruct-FP8)
 - [`nvidia/Llama-3.1-405B-Instruct-FP8`](https://huggingface.co/nvidia/Llama-3.1-405B-Instruct-FP8)
 
-To understand more about how to quantize your own checkpoints, refer to ModelOpt [documentation](https://nvidia.github.io/TensorRT-Model-Optimizer/getting_started/3_quantization.html).
+To understand more about how to quantize your own checkpoints, refer to ModelOpt [documentation](https://nvidia.github.io/TensorRT-Model-Optimizer/deployment/1_tensorrt_llm.html).
 
 `trtllm-bench` utilizes the `hf_quant_config.json` file present in the pre-quantized checkpoints above. The configuration
 file is present in checkpoints quantized with [TensorRT Model Optimizer](https://github.com/NVIDIA/TensorRT-Model-Optimizer)