Update proxmenu-scripts.sh

proxmenu-scripts.sh

@@ -177,6 +177,7 @@ DOWNLOAD_VIRTIO() {
 	echo -e "\n${idsCL[LightCyan]}Current \"Stable\" version available for download:${idsCL[Default]}"
   echo -e "${VIRTIO_FILE}\n"
   echo -en "${idsCL[Green]}Downloading ... "
+  [ -f /var/lib/vz/template/iso/${VIRTIO_FILE} ] && rm -f /var/lib/vz/template/iso/${VIRTIO_FILE}
   wget -q -F -P /var/lib/vz/template/iso ${VIRTIO_DOWNLOAD_URL}
   echo -en "${idsCL[LightGreen]}Done${idsCL[Default]}"