Update README.md

Co-authored-by: Agriya Khetarpal <74401230+agriyakhetarpal@users.noreply.github.com>

README.md

@@ -46,6 +46,7 @@ Install cookiecutter and generate the project using the pybamm-cookiecutter temp
 pip install cookiecutter
 cookiecutter pybamm-cookiecutter/
 ```
+
 Cookiecutter will prompt you with various configurations and you may choose the ones that suit your use case.
 
 **Note**: If you created a repository using this template within GitHub and cloned it locally, you can skip the next step.