vm: remove noop try-except block

circle/vm/models/instance.py

@@ -791,14 +791,10 @@ class Instance(AclBase, VirtualMachineDescModel, StatusModel, OperatedMixin,
                 raise
 
     def resize_disk_live(self, disk, size, timeout=15):
-        try:
         queue_name = self.get_remote_queue_name('vm', 'slow')
         return vm_tasks.resize_disk.apply_async(
             args=[self.vm_name, disk.path, size],
             queue=queue_name).get(timeout=timeout)
-        except:
-            raise
-        else:
         disk.size = size
         disk.save()