Update README.rst
Update README.rst

Fixed cookiecutter recipe name.
ministryofjustice/cookiecutter-simple-django,dnmellen/cookiecutter-simple-django-sqlite,ministryofjustice/cookiecutter-simple-django,JBKahn/cookiecutter-simple-django,makinacorpus/cookiecutter-simple-django,marcofucci/cookiecutter-simple-django,makinacorpus/cookiecutter-simple-django,makinacorpus/cookiecutter-simple-django,JBKahn/cookiecutter-simple-django,ministryofjustice/cookiecutter-simple-django,msheiny/cookiecutter-simple-django,dnmellen/cookiecutter-simple-django-sqlite,msheiny/cookiecutter-simple-django,dnmellen/cookiecutter-simple-django-sqlite,marcofucci/cookiecutter-simple-django,marcofucci/cookiecutter-simple-django,JBKahn/cookiecutter-simple-django,msheiny/cookiecutter-simple-django