[8.19] [Synonym] Return Empty RuleSet (#131032)#131087

elasticsearchmachine merged 2 commits intoelastic:8.19elastic/elasticsearch:8.19from

Samiul-TheSoccerFan:backport/8.19/pr-131032Samiul-TheSoccerFan/elasticsearch:backport/8.19/pr-131032Copy head branch name to clipboard