Changed config for something tested in docker

1 job for pages in 54 seconds (queued for 50 seconds)
Status Job ID Name Coverage
  Deploy
failed #86344
pages

00:00:54

 
Name Stage Failure
failed
pages Deploy
[NbConvertApp] Converting notebook ipynb/21_packaging.ipynb to slides
[NbConvertApp] Writing 281816 bytes to ipynb/21_packaging.slides.html
python3 ipynb/make_index.py
override ipynb/index.rst
cd ipynb && rst2html5 index.rst > index.html
$ mkdir .public
$ cp ipnyb/*.html .public
cp: cannot stat 'ipnyb/*.html': No such file or directory
ERROR: Job failed: exit code 1