removed unnecessory write-host from library.
removed unnecessory write-host from library.

v-sirebb/azure-linux-automation,iamshital/azure-linux-automation,v-sirebb/azure-linux-automation,konkasoftci/azure-linux-automation,konkasoftci/azure-linux-automation,konkasoftci/azure-linux-automation,iamshital/azure-linux-automation,iamshital/azure-linux-automation,v-sirebb/azure-linux-automation