Context menu on desktop remains visible when using touchpad gesture to navigate workspaces

[senntore]

Issue: title

Steps to Reproduce:

1. Right click on desktop to open the context menu
2. Use gesture to move up or down a workspace, or open the workspaces view
3. See the issue.

Screen cast of the issue:

https://user-images.githubusercontent.com/58325574/152300574-b7241d3a-5244-4d43-b444-8a7d9b24b545.mp4

Expected Behavior: Context menu should be closed when gestures for workspaces are used(it works as expected with gesture for application library)

Cosmic-Workspaces Version:

gnome-shell-extension-cosmic-workspaces:
  Installed: 0.1.0~1643679642~21.10~fb53648
  Candidate: 0.1.0~1643679642~21.10~fb53648
  Version table:
 *** 0.1.0~1643679642~21.10~fb53648 1001
       1001 http://apt.pop-os.org/release impish/main amd64 Packages
       1001 http://apt.pop-os.org/release impish/main i386 Packages
        100 /var/lib/dpkg/status

touchegg version:

touchegg:
  Installed: 2.0.12pop0~1635793287~21.10~49a7df0
  Candidate: 2.0.12pop0~1635793287~21.10~49a7df0
  Version table:
 *** 2.0.12pop0~1635793287~21.10~49a7df0 1001
       1001 http://apt.pop-os.org/release impish/main amd64 Packages
        100 /var/lib/dpkg/status
     1.1.1-0ubuntu4 500
        500 http://us.archive.ubuntu.com/ubuntu impish/universe amd64 Packages