Use the --parallel Rubocop flag in the static-analysis and improve the job
Use the --parallel Rubocop flag in the static-analysis and improve the job

Signed-off-by: Rémy Coutable <4ea0184b9df19e0786dd00b28e6daa4d26baeb3e@rymai.me>

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