[fix][gws] apply markdown css / styles to gws/notice/post (#2734)
[fix][gws] apply markdown css / styles to gws/notice/post (#2734)


shirasagi/shirasagi,tany/ss,tany/ss,ShinjiTanimoto/shirasagi,shirasagi/shirasagi,shirasagi/shirasagi,sunny4381/shirasagi,tany/ss,sunny4381/shirasagi,ShinjiTanimoto/shirasagi,sunny4381/shirasagi,ShinjiTanimoto/shirasagi,ShinjiTanimoto/shirasagi,MasakiInaya/shirasagi,shirasagi/shirasagi,MasakiInaya/shirasagi,tany/ss,sunny4381/shirasagi,MasakiInaya/shirasagi,MasakiInaya/shirasagi