[pgadmin-org/pgadmin4] f82895: Fix the missing once event handler after backbone ...

[Aditya Toshniwal]

  Branch: refs/heads/master
  Home:   https://github.com/pgadmin-org/pgadmin4
  Commit: f828951fc4625a707381bd02a01109e9cd1a0a6c
      
https://github.com/pgadmin-org/pgadmin4/commit/f828951fc4625a707381bd02a01109e9cd1a0a6c
  Author: Aditya Toshniwal <aditya.toshni...@enterprisedb.com>
  Date:   2022-11-28 (Mon, 28 Nov 2022)

  Changed paths:
    M web/pgadmin/static/js/helpers/EventBus.js

  Log Message:
  -----------
  Fix the missing once event handler after backbone removal. #5493