Add missing 8.10.9 CHANGELOG entries
Add missing 8.10.9 CHANGELOG entries

[ci skip]

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

darkrasid/gitlabhq,axilleas/gitlabhq,dreampet/gitlab,dreampet/gitlab,LUMC/gitlabhq,mmkassem/gitlabhq,iiet/iiet-git,screenpages/gitlabhq,dplarson/gitlabhq,htve/GitlabForChinese,allysonbarros/gitlabhq,openwide-java/gitlabhq,darkrasid/gitlabhq,darkrasid/gitlabhq,icedwater/gitlabhq,stoplightio/gitlabhq,shinexiao/gitlabhq,icedwater/gitlabhq,htve/GitlabForChinese,t-zuehlsdorff/gitlabhq,SVArago/gitlabhq,screenpages/gitlabhq,dreampet/gitlab,axilleas/gitlabhq,icedwater/gitlabhq,daiyu/gitlab-zh,allysonbarros/gitlabhq,shinexiao/gitlabhq,screenpages/gitlabhq,jirutka/gitlabhq,htve/GitlabForChinese,stoplightio/gitlabhq,iiet/iiet-git,jirutka/gitlabhq,iiet/iiet-git,SVArago/gitlabhq,openwide-java/gitlabhq,dreampet/gitlab,axilleas/gitlabhq,shinexiao/gitlabhq,stoplightio/gitlabhq,dplarson/gitlabhq,LUMC/gitlabhq,shinexiao/gitlabhq,daiyu/gitlab-zh,LUMC/gitlabhq,openwide-java/gitlabhq,dplarson/gitlabhq,jirutka/gitlabhq,mmkassem/gitlabhq,SVArago/gitlabhq,mmkassem/gitlabhq,t-zuehlsdorff/gitlabhq,allysonbarros/gitlabhq,darkrasid/gitlabhq,htve/GitlabForChinese,t-zuehlsdorff/gitlabhq,icedwater/gitlabhq,stoplightio/gitlabhq,SVArago/gitlabhq,mmkassem/gitlabhq,t-zuehlsdorff/gitlabhq,LUMC/gitlabhq,screenpages/gitlabhq,daiyu/gitlab-zh,jirutka/gitlabhq,dplarson/gitlabhq,daiyu/gitlab-zh,axilleas/gitlabhq,openwide-java/gitlabhq,iiet/iiet-git,allysonbarros/gitlabhq