[Feature Request] Automatic closing of the jitsi-meet window by pressing the hang up button

[shiryov]

Is your feature request related to a problem? Please describe.
When the jitsi-meet video call ends by pressing the hangup button, the call window does not close automatically,
it stays, but is detached from the call.

Describe the solution you'd like
The video call window should close automatically when you press the hang up button