Description of the Issue

Notepad++ version 7.5.7
Folder as Workspace doesn't update as new files or folders are created.

Steps to Reproduce the Issue

The following steps are demonstrated at https://youtu.be/nCy_MT46enY.

1. Add a folder to Folder as Workspace.
2. Create new files or folders in the folder.

Expected Behavior

I expect to see the new files and folders in the Folder as Workspace.

Actual Behavior

New files and folders aren't displayed in the Folder as Workspace.

Debug Information

Notepad++ v7.5.7 (64-bit)
Build time : Jun 29 2018 - 00:53:58
Path : C:\Program Files\Notepad++\notepad++.exe
Admin mode : OFF
Local Conf mode : OFF
OS : Windows 10 (64-bit)
Plugins : DSpellCheck.dll mimeTools.dll NppConverter.dll