Remove duplicate snippet

snippets/lowercaseKeys.md

@@ -1,25 +0,0 @@
----
-title: Lowercase object keys
-tags: object
-cover: forest-balcony
-firstSeen: 2017-12-29T13:28:18+02:00
-lastUpdated: 2020-10-20T11:21:07+03:00
----
-
-Creates a new object from the specified object, where all the keys are in lowercase.
-
-- Use `Object.keys()` and `Array.prototype.reduce()` to create a new object from the specified object.
-- Convert each key in the original object to lowercase, using `String.prototype.toLowerCase()`.
-
-```js
-const lowercaseKeys = obj =>
-  Object.keys(obj).reduce((acc, key) => {
-    acc[key.toLowerCase()] = obj[key];
-    return acc;
-  }, {});
-```
-
-```js
-const myObj = { Name: 'Adam', sUrnAME: 'Smith' };
-const myObjLower = lowercaseKeys(myObj); // {name: 'Adam', surname: 'Smith'};
-```