fix mixed-cluster failed test

Author: weizijun

rest-api-spec/src/yamlRestTest/resources/rest-api-spec/test/search.vectors/200_dense_vector_docvalue_fields.yml

@@ -166,7 +166,7 @@ setup:
       capabilities:
         - method: POST
           path: /_search
-          capabilities: [ dense_vector_docvalue_fields ]
+          capabilities: [ fix_dense_vector_wrong_fields ]
       test_runner_features: [ capabilities, close_to ]
       reason: "Support for dense vector doc value fields capability required"
   - do:
@@ -236,7 +236,7 @@ setup:
   - match: { hits.hits.0._id: "3" }
   - length: { hits.hits.0.fields.vec.0: 2 }
   - close_to: { hits.hits.0.fields.vec.0.0: { value: 1.0, error: 0.001 } }
-  - close_to: { hits.hits.0.fields.vec.0.1: { value: 2.0, error: 0.001 } }  
+  - close_to: { hits.hits.0.fields.vec.0.1: { value: 2.0, error: 0.001 } }
 
 ---
 "dense_vector docvalues with bfloat16":

server/src/main/java/org/elasticsearch/rest/action/search/SearchCapabilities.java

@@ -62,6 +62,8 @@ private SearchCapabilities() {}
     private static final String CLUSTER_STATS_EXTENDED_USAGE = "extended-search-usage-stats";
     private static final String REJECT_INVALID_REVERSE_NESTING = "reject_invalid_reverse_nesting";
 
+    private static final String FIX_DENSE_VECTOR_WRONG_FIELDS = "fix_dense_vector_wrong_fields";
+
     public static final Set<String> CAPABILITIES;
     static {
         HashSet<String> capabilities = new HashSet<>();
@@ -92,6 +94,7 @@ private SearchCapabilities() {}
         capabilities.add(EXCLUDE_SOURCE_VECTORS_SETTING);
         capabilities.add(CLUSTER_STATS_EXTENDED_USAGE);
         capabilities.add(REJECT_INVALID_REVERSE_NESTING);
+        capabilities.add(FIX_DENSE_VECTOR_WRONG_FIELDS);
         CAPABILITIES = Set.copyOf(capabilities);
     }
 }