[9.0] Stop configuring `index.number_of_replicas` in mapper-extras yaml tests. (#130099)#130126

elasticsearchmachine merged 1 commit intoelastic:9.0elastic/elasticsearch:9.0from

martijnvg:backport/9.0/pr-130099martijnvg/elasticsearch:backport/9.0/pr-130099Copy head branch name to clipboard