Changes to 카카오 메시지 발송 요청 전체 즉시 발송

the data response's property type changed from object to no type for status 200

removed the required property data/failed from the response with the 200 status

removed the required property data/succeeded from the response with the 200 status

api operation id sendImmediate removed and replaced with GroupController_sendReservation

the endpoint scheme security basic was added to the API

added KakaoGroupActionResultDto to the data response property allOf list for the response status 200

the response property code became required for the status 200

the response property message became required for the status 200

the code response's property default value 200 was removed for the status 200

the message response's property default value 성공 was removed for the status 200