Remove duplication in process pipeline service specs
Remove duplication in process pipeline service specs

This will make it easier to extend this spec file to add new test
examples covering blocking manual actions.

t-zuehlsdorff/gitlabhq,t-zuehlsdorff/gitlabhq,t-zuehlsdorff/gitlabhq,jirutka/gitlabhq,axilleas/gitlabhq,LUMC/gitlabhq,stoplightio/gitlabhq,jirutka/gitlabhq,darkrasid/gitlabhq,darkrasid/gitlabhq,iiet/iiet-git,dplarson/gitlabhq,mmkassem/gitlabhq,dreampet/gitlab,mmkassem/gitlabhq,htve/GitlabForChinese,dreampet/gitlab,dplarson/gitlabhq,htve/GitlabForChinese,axilleas/gitlabhq,iiet/iiet-git,axilleas/gitlabhq,htve/GitlabForChinese,LUMC/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,htve/GitlabForChinese,LUMC/gitlabhq,mmkassem/gitlabhq,axilleas/gitlabhq,jirutka/gitlabhq,stoplightio/gitlabhq,darkrasid/gitlabhq,dreampet/gitlab,dplarson/gitlabhq,dplarson/gitlabhq,jirutka/gitlabhq,stoplightio/gitlabhq,t-zuehlsdorff/gitlabhq,iiet/iiet-git,stoplightio/gitlabhq,darkrasid/gitlabhq,LUMC/gitlabhq,dreampet/gitlab