knn already inherits boost field

Author: l-trotta

output/openapi/elasticsearch-serverless-openapi.json

@@ -60,8 +60,6 @@ export interface KnnQuery extends QueryBase {
   query_vector_builder?: QueryVectorBuilder
   /** The number of nearest neighbor candidates to consider per shard */
   num_candidates?: long
-  /** Boost value to apply to kNN scores */
-  boost?: float
   /** Filters for the kNN search query */
   filter?: QueryContainer | QueryContainer[]
   /** The minimum similarity for a vector to be considered a match */