Update flet roadmap

[Muddassir-Farooq-official]

Duplicate Check

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

Describe the bug

I can see that flet roadmap is not updated a long time ago which is making confusion for flet users and there is no notifications support feature on roadmap and camera is pending from last 2 years

Code sample

Code

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To reproduce

Update roadmap and add features as soon as possible which is pending on roadmap

Expected behavior

No response

Screenshots / Videos

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Operating System

Windows

Operating system details

Windows

Flet version

0.26.0

Regression

No, it isn't

Suggestions

No response

Logs

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Additional details

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