## All

### Instructions

Create a function `all` that works like `Promise.all` but with objects.
(instead of arrays)


### Notions

- [nan-academy.github.io/js-training/examples/promise.js](https://nan-academy.github.io/js-training/examples/promise.js)
- [devdocs.io/javascript/global_objects/promise/all](https://devdocs.io/javascript/global_objects/promise/all)


### Code provided
```js
Promise.all = undefined
```