only push tweets to dashboard if a team is assigned

app/Http/Controllers/TwitterController.php

@@ -59,7 +59,7 @@ class TwitterController extends BaseController
     $tweet->tweet_date = date('Y-m-d H:i:s', strtotime($data['created_at']));
     $tweet->save();
 
-    if($tweet->mission_id) {
+    if($tweet->mission_id && $tweet->team_id) {
       event(new NewTweetEvent($tweet));
     }