fix(curriculum): Update code example for step 18 of pyramid project (#…

…54587)

curriculum/challenges/english/15-javascript-algorithms-and-data-structures-22/learn-introductory-javascript-by-building-a-pyramid-generator/660f07d231941bc11719f664.md

@@ -14,6 +14,7 @@ For example, this code would assign the number `25` to the second element in the
 ```js
 let array = [1, 2, 3];
 array[1] = 25;
+console.log(array); // prints [1, 25, 3]
 ```
 
 Update the **third** element of your `rows` array to be the number `10`. Then print the `rows` array to your console.