erp5_officejs: Fix dropbox redirect in bootloader

5 jobs for master in 0 seconds (queued for 1 second)
Status Job ID Name Coverage
  External
passed ERP5.CodingStyleTest-Master

00:59:07

failed ERP5.UnitTest-Master

01:47:26

failed ERP5.UnitTest-Master.Medusa

01:56:54

passed SlapOS.Eggs.UnitTest-Master.Python2

00:13:40

passed SlapOS.Eggs.UnitTest-Master.Python3

00:13:03