Refactor syntax for spec/models/clusters/applications/jupyter_spec.rb
Refactor syntax for spec/models/clusters/applications/jupyter_spec.rb

Signed-off-by: Dmitriy Zaporozhets <be23d75b156792e5acab51b196a2deb155d35d6a@gmail.com>

jirutka/gitlabhq,axilleas/gitlabhq,jirutka/gitlabhq,mmkassem/gitlabhq,stoplightio/gitlabhq,axilleas/gitlabhq,stoplightio/gitlabhq,dreampet/gitlab,jirutka/gitlabhq,axilleas/gitlabhq,iiet/iiet-git,iiet/iiet-git,stoplightio/gitlabhq,dreampet/gitlab,jirutka/gitlabhq,dreampet/gitlab,mmkassem/gitlabhq,dreampet/gitlab,stoplightio/gitlabhq,iiet/iiet-git,mmkassem/gitlabhq,iiet/iiet-git,mmkassem/gitlabhq,axilleas/gitlabhq