[updatecli] Bump elastic stack version to 8.15.0-177234da#43

ghost wants to merge 2 commits intomainv1v/apm-server:mainfrom

updatecli_main_updatecli-bump-elastic-stack-snapshot-mainv1v/apm-server:updatecli_main_updatecli-bump-elastic-stack-snapshot-mainCopy head branch name to clipboard