Fix toLocaleTimeString Typo using toLocaleString in examples (#300)

* add setItem to Dom.Storage and Dom.Storage2

* remove added line

* 8.0.0 docs

* fix typo

Author: danwetherald

pages/docs/manual/v8.0.0/api/js/date.mdx

@@ -949,8 +949,8 @@ let toLocaleTimeString: t => string;
 Returns the time of day for the given `Date` in the current locale format. See [`Date.toLocaleTimeString`](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Date/toLocaleTimeString) on MDN.
 
 ```re example
-Js.Date.toLocaleString(exampleDate) == "10:30:54 PM"; // for en_US.utf8
-Js.Date.toLocaleString(exampleDate) == "22:30:54"; // for de_DE.utf8
+Js.Date.toLocaleTimeString(exampleDate) == "10:30:54 PM"; // for en_US.utf8
+Js.Date.toLocaleTimeString(exampleDate) == "22:30:54"; // for de_DE.utf8
 ```
 
 ## toString