BAP-8539: Query hints for EntitySerializer. Update UPGRADE-1.8.md
BAP-8539: Query hints for EntitySerializer. Update UPGRADE-1.8.md

Djamy/platform,trustify/oroplatform,northdakota/platform,orocrm/platform,northdakota/platform,ramunasd/platform,hugeval/platform,trustify/oroplatform,orocrm/platform,hugeval/platform,Djamy/platform,hugeval/platform,2ndkauboy/platform,ramunasd/platform,geoffroycochard/platform,trustify/oroplatform,2ndkauboy/platform,ramunasd/platform,geoffroycochard/platform,geoffroycochard/platform,2ndkauboy/platform,Djamy/platform,orocrm/platform,northdakota/platform