IconButton tooltip display problem

[azhago]

Duplicate Check

• I have searched the opened issues and there are no duplicates

Describe the bug

Tooltip for IconButton don't work as expected

With a string as tooltip, displayed tooltip is sourrounded by double quotes
With ft.Tooltip as tooltip, displayed tooltip is like "{"message": xxx}"

Code sample

Code

import flet as ft

def main(page: ft.Page=None) -> None:
    new_tooltip = ft.IconButton(icon=ft.icons.ADD, icon_size=32, tooltip=ft.Tooltip(message="test new tooltip "))
    old_tooltip = ft.IconButton(icon=ft.icons.ADD, icon_size=32, tooltip="test message")

    page.add(new_tooltip)
    page.add(old_tooltip)


if __name__ == "__main__":
    ft.app(target=main)

To reproduce

simply run above code and over the iconbuttons

Expected behavior

for string tooltip : not surrounded by doublequotes
for ft.Tooltip : display only the content of message value

Screenshots / Videos

Captures

with ft.tooltip:  with string tooltip: 

Operating System

Windows

Operating system details

w11

Flet version

0.24.0

Regression

Yes, it used to work in a previous Flet version (please specify the version in additional details)

Suggestions

No response

Logs

Logs

[Paste your logs here]

Additional details

string tooltip were not surrounded by doublequotes on flet 0.22

[ndonkoHenri]

Duplicate of #3920