set type if present

Author: krasnoukhov

lib/rspec_api_documentation/writers/open_api_writer.rb

@@ -276,6 +276,7 @@ def inject_body_parameter(schema, parameter)
         end
 
         scope.properties[parameter[:name].to_s] ||= get_schema(parameter[:value])
+        scope.properties[parameter[:name].to_s].type = parameter[:type] if parameter[:type]
         scope.properties[parameter[:name].to_s].description = parameter[:description] if parameter[:description]
       end
     end