[bug] window is not centred on Linux

[thewh1teagle]

Describe the bug

When creating new WebviewWindow in Linux with center() the created window is not centred horizontally.

Reproduction

https://github.com/thewh1teagle/RustDuck/releases/tag/v1.0.2

src-tauri/src/cmd.rs#L52

Expected behavior

Window should be in center

Full tauri info output

[✔] Environment
    - OS: Ubuntu 22.04 X64
    ✔ webkit2gtk-4.1: 2.44.0
    ✔ rsvg2: 2.52.5
    ✔ rustc: 1.77.1 (7cf61ebde 2024-03-27)
    ✔ cargo: 1.77.1 (e52e36006 2024-03-26)
    ✔ rustup: 1.27.0 (bbb9276d2 2024-03-08)
    ✔ Rust toolchain: stable-x86_64-unknown-linux-gnu (default)
    - node: 20.12.0
    - npm: 10.5.0
    - bun: 1.1.7

[-] Packages
    - tauri [RUST]: 2.0.0-beta.19
    - tauri-build [RUST]: 2.0.0-beta.15
    - wry [RUST]: 0.39.4
    - tao [RUST]: 0.28.0
    - @tauri-apps/api [NPM]: 2.0.0-beta.9
    - @tauri-apps/cli [NPM]: 2.0.0-beta.13

[-] App
    - build-type: bundle
    - CSP: unset
    - frontendDist: ../dist
    - devUrl: http://localhost:1420/
    - framework: React
    - bundler: Vite

Stack trace

No response

Additional context

$ eccat /etc/os-release 
PRETTY_NAME="Ubuntu 22.04.4 LTS"
ho $XDG_SESSION_TYPE
wayland

$ cat /etc/os-release 
PRETTY_NAME="Ubuntu 22.04.4 LTS"