[bug] edge webdriver not closing in windows

[thewh1teagle]

Describe the bug

When testing my app with webview2 msedge driver,
based on your webdriver testing example,
the cleanup not working properly inside after hook.
the webview user data folder remain in sort of locked state so I can't use it next time if I don't delete it first.

Reproduction

Create simple project based on
https://tauri.app/v1/guides/testing/webdriver/example/selenium
and use specific user data folder,
after running the second time it will hangs on .build()

Expected behavior

It shouldn't hang

Full tauri info output

[✔] Environment
    - OS: Windows 10.0.22631 X64
    ✔ WebView2: 120.0.2210.133
    ✔ MSVC: Visual Studio Community 2022
    ✔ rustc: 1.75.0 (82e1608df 2023-12-21)
    ✔ cargo: 1.75.0 (1d8b05cdd 2023-11-20)
    ✔ rustup: 1.26.0 (5af9b9484 2023-04-05)
    ✔ Rust toolchain: stable-x86_64-pc-windows-msvc (environment override by RUSTUP_TOOLCHAIN)
    - node: 18.17.1
    - npm: 9.6.7

[-] Packages
    - tauri-cli [RUST]: 1.5.9
    - @tauri-apps/api : not installed!
    - @tauri-apps/cli [NPM]: 1.5.9

[-] App

Stack trace

No response

Additional context

I use multiwebview. but I don't think it's related.