Solves double upload of public folder to GitLab Pages

@Eneiele I noticed by accident that your project is publishing the public folder twice to the web server GitLab Pages, so I thought I'd just help correct it.

You have all your files in the public folder, which is good.

But in the .gitlab-ci.yml file, the script copies the public folder into another, then moves it into the existing public folder (probably copied from another repo/script). So this Merge Request removes the script lines as they are not necessary when your folder is already called public.

Can see in the Jobs artifact browser page the two public folders nested: