checkbox para desbloquar inputs

// Initialize Firebase
  var config = {
    apiKey: "AIzaSyC4zqKZQTJpJ9tM2w-Uvf2PnqJQW_ZN-Dw",
    authDomain: "gabriel-examen-final.firebaseapp.com",
    databaseURL: "https://gabriel-examen-final.firebaseio.com",
    projectId: "gabriel-examen-final",
    storageBucket: "gabriel-examen-final.appspot.com",
    messagingSenderId: "633394448115"
  };
  firebase.initializeApp(config);
  var database = firebase.database();
  
  $("#checkbox").change(function(){
      if($(this).is(":checked")){
          $("#checkbox-description").text("Desbloqueado");
          $(".input-admin").prop("disabled",false);
      }else{
          $("#checkbox-description").text