Add changelog entry for grape-entity upgrade
Add changelog entry for grape-entity upgrade

[ci skip]

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