Challenge - ES6: Use Destructuring Assignment to Assign Variables from Arrays - Added solution (#26531)

* added solution for challenge

* removed function from seed and solution

curriculum/challenges/english/02-javascript-algorithms-and-data-structures/es6/use-destructuring-assignment-to-assign-variables-from-arrays.english.md

@@ -42,13 +42,11 @@ tests:
 <div id='js-seed'>
 
 ```js
+"use strict";
 let a = 8, b = 6;
-(() => {
-  "use strict";
-  // change code below this line
+// change code below this line
 
-  // change code above this line
-})();
+// change code above this line
 console.log(a); // should be 6
 console.log(b); // should be 8
 ```
@@ -63,6 +61,12 @@ console.log(b); // should be 8
 <section id='solution'>
 
 ```js
-// solution required
+"use strict";
+let a = 8, b = 6;
+// change code below this line
+[a, b] = [b, a];
+// change code above this line
+console.log(a); // should be 6
+console.log(b); // should be 8
 ```
 </section>