Fix typo in variable name in selection sort example (#304)

Author: gmoinbong

02_selection_sort/javascript/01_selection_sort.js

@@ -36,4 +36,4 @@ const sourceArray = [5, 3, 6, 2, 10];
 const sortedArray = selectionSort(sourceArray);
 
 console.log('Source array - ', sourceArray); // [5, 3, 6, 2, 10]
-console.log('New sorted array - ', sourtedArray); // [2, 3, 5, 6, 10]
+console.log('New sorted array - ', sortedArray); // [2, 3, 5, 6, 10]