[7.x] [Event log][7.x] Updated event log client to search across legacy IDs (#109365)#111176

YulNaumenko wants to merge 3 commits intoelastic:7.xelastic/kibana:7.xfrom

YulNaumenko:backport/7.x/pr-109365YulNaumenko/kibana:backport/7.x/pr-109365Copy head branch name to clipboard