[Backport 2.x] [Manual] Added insecureString options to allow to easier migration (#5496)#8094

kartg merged 1 commit intoopensearch-project:2.xopensearch-project/OpenSearch:2.xfrom

kartg:backport/backport-5496-to-2.xkartg/OpenSearch:backport/backport-5496-to-2.xCopy head branch name to clipboard