fix(watch): add missing return

Without this return, code will go to next change which could lead to race conditions in term of state set/get

Author: vvo

index.js

@@ -185,7 +185,7 @@ function watch({ seq }) {
           // we want to start over and get all info again
           // we do this by exiting and letting Heroku start over
           if (now - lastBootstrapped > c.timeToRedoBootstrap) {
-            stateManager
+            return stateManager
               .set({
                 seq: 0,
                 bootstrapDone: false,