Update README.md

Author: IsabelParedes

README.md

@@ -12,15 +12,15 @@ A URDF viewer and editor extension for JupyterLab.
 To install the extension, execute:
 
 ```bash
-pip install jupyterlab_urdf
+pip install jupyterlab-urdf
 ```
 
 ## Uninstall
 
 To remove the extension, execute:
 
 ```bash
-pip uninstall jupyterlab_urdf
+pip uninstall jupyterlab-urdf
 ```
 
 ## Contributing
@@ -64,7 +64,7 @@ jupyter lab build --minimize=False
 ### Development uninstall
 
 ```bash
-pip uninstall jupyterlab_urdf
+pip uninstall jupyterlab-urdf
 ```
 
 In development mode, you will also need to remove the symlink created by `jupyter labextension develop`