add check_suite.requested

index.js

@@ -9,7 +9,7 @@ module.exports = app => {
 
   app.on(['pull_request.opened', 'pull_request.edited',
     'pull_request.reopened', 'pull_request.ready_for_review',
-    'pull_request.synchronize'],
+    'pull_request.synchronize', 'check_suite.requested'],
   async context => handler.handlePullRequest(context))
 
   app.on(['check_run.rerequested', 'check_suite.rerequested'], async context => handler.rerunCheck(context))