[API] Adds include_named_queries_score (Boolean) to search

Indicates whether hit.matched_queries should be rendered as a map that
includes the name of the matched query associated with its score
(true) or as an array containing the name of the matched queries (false).

Author: picandocodigo

elasticsearch-api/lib/elasticsearch/api/actions/search.rb

@@ -68,6 +68,7 @@ module Actions
       # @option arguments [Number] :pre_filter_shard_size A threshold that enforces a pre-filter roundtrip to prefilter search shards based on query rewriting if the number of shards the search request expands to exceeds the threshold. This filter roundtrip can limit the number of shards significantly if for instance a shard can not match any documents based on its rewrite method ie. if date filters are mandatory to match but the shard bounds and the query are disjoint.
       # @option arguments [Boolean] :rest_total_hits_as_int Indicates whether hits.total should be rendered as an integer or an object in the rest search response
       # @option arguments [String] :min_compatible_shard_node The minimum compatible version that all shards involved in search should have for this request to be successful
+      # @option arguments [Boolean] :include_named_queries_score Indicates whether hit.matched_queries should be rendered as a map that includes the name of the matched query associated with its score (true) or as an array containing the name of the matched queries (false)
       # @option arguments [Hash] :headers Custom HTTP headers
       # @option arguments [Hash] :body The search definition using the Query DSL
       #