[7.x] [Upgrade Assistant] Remove "boom" from reindex service (#58715)#59010

jloleysens merged 2 commits intoelastic:7.xelastic/kibana:7.xfrom

jloleysens:backport/7.x/pr-58715jloleysens/kibana:backport/7.x/pr-58715Copy head branch name to clipboard