Adding the focusVisible attribute to the FocusOptions

### ⚙ Compilation target

"module": "esnext",

### ⚙ Library

"svelte": "^5.0.0",

### Missing / Incorrect Definition

FocusOptions needs the additional field focusVisible

### Sample Code

```TypeScript
This errors with property doenst exists

input.focus({ focusVisible: true });
```

### Documentation Link

https://developer.mozilla.org/en-US/docs/Web/API/HTMLElement/focus#focusvisible