Fixed some JS styling

app/assets/javascripts/boards/components/board_sidebar.js.es6

@@ -34,7 +34,7 @@
             new DueDateSelect();
             new LabelsSelect();
             new Sidebar();
-            new Subscription('.subscription')
+            new Subscription('.subscription');
           });
         } else {
           $('.right-sidebar').getNiceScroll().remove();

app/assets/javascripts/boards/models/issue.js.es6

@@ -54,7 +54,7 @@ class ListIssue {
         milestone_id: this.milestone ? this.milestone.id : null,
         due_date: this.dueDate,
         assignee_id: this.assignee ? this.assignee.id : null,
-        label_ids: this.labels.map((label) => label.id )
+        label_ids: this.labels.map( (label) => label.id )
       }
     };