Fixed typo I accidentally introduced

Author: simonw

docs/introduction/getting-started.mdx

@@ -17,7 +17,7 @@ uv tool install codegen
 
 ## Quick Start with Jupyter
 
-The [codgen notebook](/cli/notebook) command creates a virtual environment and opens a Jupyter notebook for quick prototyping. This is often the fastest way to get up and running.
+The [codegen notebook](/cli/notebook) command creates a virtual environment and opens a Jupyter notebook for quick prototyping. This is often the fastest way to get up and running.
 
 ```bash
 # Launch Jupyter with a demo notebook