unmount network drive success but explorer remains a disconnected drive

[NatsuKageX]

Check List

• [✅] I checked my issue doesn't exist yet
• [✅] My issue is valid with mirror default sample and not specific to my user-mode driver implementation
• [✅] I can always reproduce the issue with the provided description below.
• [✅] I have updated Dokany to the latest version and have reboot my computer after.
• [✅] I tested one of the last snapshot from appveyor CI

Describe the bug
Mounting mirror as a network drive, after unmount the drive, explorer remains a disconnected network drives until restart explorer.exe or reboot the computer.

To Reproduce
Steps to reproduce the behavior:

1. using mirror.exe /r C:\Users /l x /n 123 to mount a network drive.
2. access any file or directory inside the network drive.
3. using ctrl+c or dokanctl.exe /u x: to unmount the drive.
4. refresh the explorer and the disconnected network drive appears.

Expected behavior
the explorer shows the disconnected network drive

Logs
Please attach in separate files: mirror output, library logs and kernel logs.
In case of BSOD, please attach minidump or dump analyze output.

Environment:

• Windows version: windows server 2019
• Processor architecture: x64
• Dokany version: 2.3.1
• Library type (Dokany/FUSE): dokany

Additional context
Add any other context about the problem here.