Apply new format to snippets and template

snippets/includesAll.md

@@ -5,7 +5,7 @@ tags: array,beginner
 
 Returns `true` if all the elements in `values` are included in `arr`, `false` otherwise.
 
-Use `Array.prototype.every()` and `Array.prototype.includes()` to check if all elements of `values` are included in `arr`.
+- Use `Array.prototype.every()` and `Array.prototype.includes()` to check if all elements of `values` are included in `arr`.
 
 ```js
 const includesAll = (arr, values) => values.every(v => arr.includes(v));