This function sends a GET request to the rooms endpoint of the Semestry API and retrieves the room data.
get_rooms(semestry, timeout = 30)
An authenticated Semestry object.
The timeout duration for the GET request (default: 30 seconds).
The retrieved room data from the API.
if (FALSE) {
semestry <- authenticate_semestry()
get_rooms(semestry)
}