Per Desktop Widget Support

### Feature Description

This Feature will allow some widgets to be shown on some desktops / workspaces.

Eg: Showing Steam Friends Widget Plugin Only Showing On Games Workspace.
Showing Git / Gitlab Widget Only On Development Workspace.

### Use Case

Contextual Widget

Eg: Showing Steam Friends Widget Plugin Only Showing On Games Workspace.
Showing Git / Gitlab Widget Only On Development Workspace.

### Compositor(s)

All compositors

### If Other, please specify

_No response_

### Proposed Solution

Add Ability Set Widget Visibility Zero & Width Zero on Non Selected Workspaces & Desktops.

### Alternatives/Existing Solutions

_No response_