Change personal projects access level to master in User#project_authorizations_union
Change personal projects access level to master in User#project_authorizations_union

So that it matches the same access given in
Projects::CreateService#after_create_actions

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