Make message drops a warning

Reviewed By: jknoxville

Differential Revision: D21684530

fbshipit-source-id: f918c39562eaf6c5fd61af76e68d3e4cfe561a90

desktop/app/src/utils/messageQueue.tsx

@@ -225,7 +225,7 @@ export function processMessageLater(
     default:
       // In all other cases, messages will be dropped...
       if (!defaultEnabledBackgroundPlugins.includes(plugin.id))
-        console.error(
+        console.warn(
           `Received message for disabled plugin ${plugin.id}, dropping..`,
         );
   }