docs: func (s *UpdateRuntimeConfigurationInput) Validate() error {
  	invalidParams := request.ErrInvalidParams{Context: "UpdateRuntimeConfigurationInput"}
  	if s.FleetId == nil {
  		invalidParams.Add(request.NewErrParamRequired("FleetId"))
  	}
  	if s.RuntimeConfiguration == nil {
  		invalidParams.Add(request.NewErrParamRequired("RuntimeConfiguration"))
  	}
  	if s.RuntimeConfiguration != nil {
  		if err := s.RuntimeConfiguration.Validate(); err != nil {
  			invalidParams.AddNested("RuntimeConfiguration", err.(request.ErrInvalidParams))
  		}
  	}
  
  	if invalidParams.Len() > 0 {
  		return invalidParams
  	}
  	return nil
  }