[8.0] Make unchanged ILM policy updates into noop (#82240)#82293

Merged

elasticsearchmachine merged 1 commit intoelastic:8.0from dakrone:backport/8.0/pr-82240

Jan 6, 2022

+112-6

Commits on Jan 5, 2022

Make unchanged ILM policy updates into noop (elastic#82240 )
dakrone
committed