MOS-20 Force notify to run at main queue.

Submodules/pEpNotifications/pEpNotifications/DownloadStateNotifier.swift

@@ -26,9 +26,11 @@ struct DownloadStateNotifier {
     }
 
     func notify(_ state: DownloadState, with product: Product? = nil) {
-        menuItem.title = state.localizedString()
-        menuItem.isEnabled = (product != nil)
-        menuItem.representedObject = product
+        DispatchQueue.main.async {
+            menuItem.title = state.localizedString()
+            menuItem.isEnabled = (product != nil)
+            menuItem.representedObject = product
+        }
     }
 }