fix typo for the word title in the objects of movies array and descending in comments, add missing commas after elements of movies array

Author: Eronmmer

arrays/25-movies.js

@@ -1,13 +1,13 @@
 const movies = [
-  {titile: 'a', year: 2018, rating: 4.5}
-  {titile: 'b', year: 2018, rating: 4.7}
-  {titile: 'c', year: 2018, rating: 3}
-  {titile: 'd', year: 2017, rating: 4.5}
+  {title: 'a', year: 2018, rating: 4.5},
+  {title: 'b', year: 2018, rating: 4.7},
+  {title: 'c', year: 2018, rating: 3},
+  {title: 'd', year: 2017, rating: 4.5}
 ]
 
 // All movies in 2018 with rating > 4
 // sort them by their rating
-// secending order
+// descending order
 // pick their title
 
 const titles = movies