[update] README.md compile

Author: dianjixz

projects/llm_framework/README.md

@@ -12,12 +12,13 @@ AX630C AI large model local voice assistant program. Provided by M5STACK STACKFL
 wget https://m5share.oss-cn-shenzhen.aliyuncs.com/ax630c_llm_project/gcc-arm-10.3-2021.07-x86_64-aarch64-none-linux-gnu.tar.gz?OSSAccessKeyId=LTAI5tSGrycCku6R4TQkroEc&Expires=37727406013&Signature=U9YN9Tp6zrIhNlL%2FfjcO0xRQTzk%3D
 sudo tar zxvf gcc-arm-10.3-2021.07-x86_64-aarch64-none-linux-gnu.tar.gz -C /opt
 
-
 sudo apt install python3 python3-pip libffi-dev
 pip3 install parse scons requests 
 
-
-cd M5Stack_LLM_Framework/examples/llm_framework
+git clone https://github.com/m5stack/StackFlow.git
+cd StackFlow
+git submodule update --init
+cd projects/llm_framework
 scons distclean
 scons -j22