fix lint

Author: markjhoy

x-pack/plugin/core/src/test/java/org/elasticsearch/xpack/core/ml/search/SparseVectorQueryBuilderTests.java

@@ -162,7 +162,9 @@ protected void initializeAdditionalMappings(MapperService mapperService) throws
     private void addSparseVectorIndexOptionsMapping(MapperService mapperService) throws IOException {
         String addIndexOptionsTemplate = "{\"properties\":{\""
             + SPARSE_VECTOR_FIELD
-            + "\":{\"type\":\"sparse_vector\",\"index_options\":{\"prune\":true,\"pruning_config\":{\"tokens_freq_ratio_threshold\":12,\"tokens_weight_threshold\":0.6}}}}}";
+            + "\":{\"type\":\"sparse_vector\",\"index_options\""
+            + ":{\"prune\":true,\"pruning_config\":{\"tokens_freq_ratio_threshold\""
+            + ":12,\"tokens_weight_threshold\":0.6}}}}}";
         mapperService.merge("_doc", new CompressedXContent(addIndexOptionsTemplate), MapperService.MergeReason.MAPPING_UPDATE);
     }