ignore the ndb injector thread when selecting from INFORMATION_SCHEMA.PROCESSLIST


mysql-test/r/events.result:
  don't select Daemon processes from I_S.PROCESSLIST (i.e. NDB Injector Thread)
mysql-test/r/events_bugs.result:
  don't select Daemon processes from I_S.PROCESSLIST (i.e. NDB Injector Thread)
mysql-test/t/events.test:
  don't select Daemon processes from I_S.PROCESSLIST (i.e. NDB Injector Thread)
mysql-test/t/events_bugs.test:
  don't select Daemon processes from I_S.PROCESSLIST (i.e. NDB Injector Thread)