This adds the UI plus all necessary models and signal handling to render
discord import progress in the desktop application.
It also introduces message handling for discord chat message types.
Requires status-im/status-go#2826 to function
Co-authored with @caybro
Additionally:
- communities grid made scrollable
- filtering done using SortFilterProxyModel
- various adjustments to the design
- clear input button added to the search input
Closes: #6360
- Removed 'Communities Portal' toggle from the advanced settings and enable it by default.
- Removed dropdown menu. The button opens directly the join public chat modal.
- In the portal, "Import community" button is now clickable and opens the import community modal.
- In the portal, "Create community" button is now clickable and opens the create community modal.
- Enabled navigation to the clicked community.
Closes#6099