erp5_hal_json_style: consider count(*) in regex

6 jobs for master
Status Job ID Name Coverage
  External
failed ERP5.CodingStyleTest-Master

passed ERP5.PerformanceTest-Master

failed ERP5.UnitTest-Master

failed ERP5.UnitTest-Master.Medusa

passed SlapOS.Eggs.UnitTest-Master.Python2

passed SlapOS.Eggs.UnitTest-Master.Python3