Fix Flipper lints #3

Summary: More error chaining and some error logging.

Reviewed By: lblasa

Differential Revision: D30932120

fbshipit-source-id: de0da698a24b04312b4df3c59b02d8d85d2d7e19

desktop/app/src/plugin.tsx

@@ -285,6 +285,7 @@ export class FlipperPlugin<
   }
 
   get device() {
+    // eslint-disable-next-line node/no-sync
     return this.realClient.deviceSync;
   }