Implement QHRequest response #5

The idea of the protocol HTTPRequestActionable is to provide access to the response easily just by instantiating the HTTPRequest.

• response must be an instance method.

• it must be implemented using Swift concurrency
  func response() async throws -> HTTPResponse
func response<T: Decodable>() async throws -> Response<T>

• It must have a Combine option to be used:
  var responsePublisher: any Publisher<HTTPResponse, Error> { get }
var responseDecodedPublisher: any Publisher<ResponseType, Error> { get }