Merge pull request #436 from maorit/fix_typo_const_generics

format code in solutions/generics-traits/const-generics.md

solutions/generics-traits/const-generics.md

@@ -14,7 +14,7 @@ fn main() {
             data: [1, 2, 3],
         },
         Array {
-            data: [1, 2,4]
+            data: [1, 2, 4]
         }
     ];
 }