Installation process

In the Readme file it says 'git clone https://github.com/ReactTraining/react-workshop.git'. This seems to load files required for the other course (i.e. React Workshops).

For this course (Classic React Workshop) I think installation guideline should use 'https://github.com/ReactTraining/classic-react-workshop.git' path. In other words, to add word 'classic' in cloning the repo guideline