Fix: correct typo (#849)

Co-authored-by: Ray Tien <a0939552854@gmail.com>

docs/en/start_agent.md

@@ -31,7 +31,7 @@ pip install cachetools
 !!! note
     Please use the Python version below 3.12 for compile.
 
-If you don't have, please use the below commands to build yout environment:
+If you don't have, please use the below commands to build your environment:
 
 ```bash
 sudo apt-get install portaudio19-dev