Update x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/fulltext/MultiMatch.java

Co-authored-by: Carlos Delgado <[email protected]>

Author: svilen-mihaylov-elastic

x-pack/plugin/esql/src/main/java/org/elasticsearch/xpack/esql/expression/function/fulltext/MultiMatch.java

@@ -280,9 +280,7 @@ public void writeTo(StreamOutput out) throws IOException {
         source().writeTo(out);
         out.writeNamedWriteable(query());
         out.writeNamedWriteableCollection(fields);
-        if (out.getTransportVersion().onOrAfter(TransportVersions.ESQL_QUERY_BUILDER_IN_SEARCH_FUNCTIONS)) {
-            out.writeOptionalNamedWriteable(queryBuilder());
-        }
+       out.writeOptionalNamedWriteable(queryBuilder());
     }
 
     @Override