[thci] configure FED by disable `routerrole` (#4317)
[thci] configure FED by disable `routerrole` (#4317)


bukepo/openthread,openthread/openthread,lanyuwen/openthread,abtink/openthread,srickardti/openthread,chshu/openthread,librasungirl/openthread,jwhui/openthread,srickardti/openthread,abtink/openthread,chshu/openthread,lanyuwen/openthread,lanyuwen/openthread,librasungirl/openthread,openthread/openthread,jwhui/openthread,bukepo/openthread,chshu/openthread,lanyuwen/openthread,srickardti/openthread,abtink/openthread,chshu/openthread,lanyuwen/openthread,openthread/openthread,jwhui/openthread,lanyuwen/openthread,librasungirl/openthread,librasungirl/openthread,chshu/openthread,jwhui/openthread,bukepo/openthread,openthread/openthread,srickardti/openthread,abtink/openthread,bukepo/openthread,chshu/openthread