clean up wsman-subscription.c
clean up wsman-subscription.c

Openwsman/openwsman,kolbma/openwsman,photron/openwsman,vcrhonek/openwsman,vcrhonek/openwsman,kkaempf/openwsman,photron/openwsman,photron/openwsman,photron/openwsman,Openwsman/openwsman,photron/openwsman,Openwsman/openwsman,vcrhonek/openwsman,kolbma/openwsman,vcrhonek/openwsman,kolbma/openwsman,kkaempf/openwsman,kkaempf/openwsman,kkaempf/openwsman,Openwsman/openwsman,Openwsman/openwsman,Openwsman/openwsman,vcrhonek/openwsman,vcrhonek/openwsman,photron/openwsman,kolbma/openwsman,vcrhonek/openwsman,kkaempf/openwsman,kolbma/openwsman,kkaempf/openwsman,kkaempf/openwsman,kolbma/openwsman,photron/openwsman,Openwsman/openwsman,kolbma/openwsman