To troubleshoot this issue, disable and enable extension settings:
Open System Settings
Search for extensions, then click on "Added extensions":
Toggle all your extensions off and wait a few seconds.
Toggle the Air Flow extension only on, and wait a few more seconds.
Toggle the rest of your extensions back on.
Once that's complete, you should restart Finder and Air Flow
Return to the synchronized workspace folder in Finder to confirm the sync status icons have re-appeared.