Fixed the Match_none

Author: mridula-s109

x-pack/plugin/rank-rrf/src/yamlRestTest/resources/rest-api-spec/test/rrf/950_pinned_interaction.yml

@@ -77,15 +77,19 @@ setup:
           retriever:
             rrf:
               retrievers:
+                -                                   
+                  standard:
+                    query:
+                      match_none: {}
                 -
                   pinned:
                     ids: ["doc4", "doc5"]
                     retriever:
                       standard:
                         query:
-                          match_none: {}
+                          match: { text: "document" }
 
-  - match: { hits.total.value: 2 }
+  - match: { hits.total.value: 5 }
   - match: { hits.hits.0._id: doc4 }
   - match: { hits.hits.1._id: doc5 }