Fix imports

* fix(connection-status): remove unused participant connectionStatus.
Always use trackStreamingStatus now that legacy endpoint based signaling has been removed.

* remove the check for source-name signaling.
Default to source-name signaling always.

* Remove the check for multi-stream mode.
Make that the default mode and remove the support for legacy SS mode.

* Remove presenter mode.

* update latest@lib-jitsi-meet

Remove unused icons
Remove fill none from icons
Rename some icons

* fix occasional unexpected avatar

* fix ss stats popover not shown

* fix linter issue

* add and remove JitsiTrackEvents.TRACK_STREAMING_STATUS_CHANGED listener in middlewares

* add/remove listeners in components that use track streaming status

* remove track streaming status handler from ConnectionIndicatorIcon and ConnectionIndicatorContent

* check video track change before hanlding track streaming status