Update pytorch-llama.md

Author: pareenaverma

content/learning-paths/servers-and-cloud-computing/pytorch-llama/pytorch-llama.md

@@ -50,7 +50,7 @@ wget https://raw.githubusercontent.com/ArmDeveloperEcosystem/PyTorch-arm-patches
 wget https://raw.githubusercontent.com/ArmDeveloperEcosystem/PyTorch-arm-patches/main/0001-Feat-Enable-int4-quantized-models-to-work-with-pytor.patch
 git apply 0001-Feat-Enable-int4-quantized-models-to-work-with-pytor.patch
 git apply --whitespace=nowarn 0001-modified-generate.py-for-cli-and-browser.patch
-./install_requirements.sh
+pip install -r requirements.txt
 ```
 {{% notice Note %}} You will need Python version 3.10 to apply these patches. This is the default version of Python installed on an Ubuntu 22.04 Linux machine. {{% /notice %}}