Default icons displayed in the app grid menu

[DavidePrincipi]

Applications are sometimes displayed with the default icon in the app grid

Steps to reproduce

• Install Webtop and/or Netdata

Expected behavior

The app grid menu lists the instances with their icons, the same of the Software Center app list.

Actual behavior

The default NethServer icon is shown.

Components

Core 2.8.4

See also

Discussions

• https://mattermost.nethesis.it/nethesis/pl/36oddk5mrtrbxrkah6g18ekxoa
• https://mattermost.nethesis.it/nethesis/pl/4gq1z8rcybgcmrgkkjpi3dq3da

Thanks to @lucagasparini @andre8244