Fix specs in Ruby 2.1
Fix specs in Ruby 2.1

Ruby 2.1 requires a basename argument to `Tempfile.open`, so just call
it something that makes sense in context for the spec.

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