[Docs] Fix typo in inner-hits.asciidoc (#27998)

docs/reference/search/request/inner-hits.asciidoc

@@ -6,7 +6,7 @@ have matches in a different scope. In the parent/child case, parent documents ar
 documents or child documents are returned based on matches in parent documents. In the nested case, documents are returned
 based on matches in nested inner objects.
 
-In both cases, the actual matches in the different scopes that caused a document to be returned is hidden. In many cases,
+In both cases, the actual matches in the different scopes that caused a document to be returned are hidden. In many cases,
 it's very useful to know which inner nested objects (in the case of nested) or children/parent documents (in the case
 of parent/child) caused certain information to be returned. The inner hits feature can be used for this. This feature
 returns per search hit in the search response additional nested hits that caused a search hit to match in a different scope.