bug: Jan window can be resized to just the toolbar

[louis-jan]

• I have searched the existing issues

Current behavior

Only the toolbar area is shown

Minimum reproduction step

1. Click on the edges of the app window
2. Resize it
3. See the error

Expected behavior

There should be minimum window size

Screenshots / Logs

Jan version

0.5.2-608

In which operating systems have you tested?

• macOS
• Windows
• Linux

Environment details

Mac OS - M1

[Van-QA]

Tested on Jan 0.5.2-619 and below are the smallest size for Jan app

[Van-QA]

Jan 0.5.3 is released to stable version of Jan app: https://github.com/janhq/jan/releases/tag/v0.5.3, feel free to get back to us if any concern