Menubar component doesn't work with shadow dom

[hpalma]

Describe the bug

Menubar component when clicked attaches the menu panel to the body. This makes it not compatible with shadow dom.
It should support appendTo like other components already do to allow attaching to self.

Pull Request Link

No response

Reason for not contributing a PR

• Lack of time
• Unsure how to implement the fix/feature
• Difficulty understanding the codebase
• Other

Other Reason

No response

Reproducer

https://stackblitz.com/edit/dj98txgi

Environment

Any environment

Vue version

3.5.13

PrimeVue version

4.2.5

Node version

No response

Browser(s)

No response

Steps to reproduce the behavior

Just use the

Expected behavior

Just use the Menubar component, you'll see that the content panel is added to the body element.