Remove LegacyCTRAL from MetadataIndexTemplateService#86459

DaveCTurner merged 1 commit intoelastic:masterelastic/elasticsearch:masterfrom

DaveCTurner:2022-05-05-LegacyCTRAL-MetadataIndexTemplateServiceDaveCTurner/elasticsearch:2022-05-05-LegacyCTRAL-MetadataIndexTemplateServiceCopy head branch name to clipboard