Close button stays in stack with unstyled set to true

[Schmell]

Describe the bug

with unstyled set to true every toast in the stack has a closeButton,
This was not the case with an older version and works correctly with unstyled unset or set to false,

Reproduction

create svevlte project with svelte-sonner installed
add unstyled:true to toastOptions
note the closeButtons on all the toasts in the stack
switch unstyled to false or remove unstyled
note that only the front toats in stack has closeButton

stackblitz

Logs

no errors

System Info

System:
    OS: Windows 10 10.0.19045
    CPU: (4) x64 Intel(R) Core(TM) i5-7200U CPU @ 2.50GHz
    Memory: 1.43 GB / 11.87 GB
  Binaries:
    Node: 18.15.0 - C:\Program Files\nodejs\node.EXE
    npm: 9.8.1 - C:\Program Files\nodejs\npm.CMD
    pnpm: 7.29.1 - ~\AppData\Roaming\npm\pnpm.CMD
  Browsers:
    Edge: Chromium (126.0.2592.61)
    Internet Explorer: 11.0.19041.4355

Severity

annoyance