Menu bar support on macOS

[cemetary]

• [x] I agree to follow the Code of Conduct that this project adheres to.
• [x] I have searched the issue tracker for a feature request that matches the one I want to file, without success.

Is your feature request related to a problem? Please describe. Draw.io Desktop App does not support for menu bar on macOS.

Describe the solution you'd like By providing menu bar support on macOS it will give a better use of the software interface.

Additional context