fix: navigation key names

Author: Oleksii Dubok

Diff for: packages/test-utils/src/create-dom-event.js

@@ -32,10 +32,10 @@ const w3cKeys = {
   esc: 'Esc',
   escape: 'Escape',
   space: ' ',
-  up: 'Up',
-  left: 'Left',
-  right: 'Right',
-  down: 'Down',
+  up: 'ArrowUp',
+  left: 'ArrowLeft',
+  right: 'ArrowRight',
+  down: 'ArrowDown',
   end: 'End',
   home: 'Home',
   backspace: 'Backspace',