Describe the bug

MenuItems in the SplitButton Overlay can have a tooltip by definition, but that tooltip is not shown.
Nothing happens on hover over these items, where a tooltip should be displayed

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/etgt4yam?file=src%2Fapp%2Fsplitbutton-basic-demo.ts

Environment

/

Angular version

21.x

PrimeNG version

v21

Node version

24.11.1

Browser(s)

No response

Steps to reproduce the behavior

1. Open Stackblitz https://stackblitz.com/edit/etgt4yam?file=src%2Fapp%2Fsplitbutton-basic-demo.ts
2. Open the items of the splitbutton
3. hover over any item
4. No Tooltip visible

alternatively in own Codebase:

1. Add tooltip: 'test' to a MenuItem of a SplitButton
2. --> 4 --> No Tooltip visible

Expected behavior

A Tooltip must be shown on hover over these items.