See http://b/289400742

The Windows app ecosystem is very inconsistent in how it detects the user's language. Today, Flutter Windows uses the user's preferred languages to set the language. However, Flutter should use the Windows display language to match the behavior of Chrome, Windows UI, Notepad, Run, Control Panel, etc...