A quick fix for Optional Hotfix 336711 for 7.7 vWorkspace Virtual Desktop Extensions for Linux

I might be the only one who has had this issue, but in case I am not... please read on.

This is applicable to users executing the vwts_ubu.sh script during the provisioning stages.

Your script will fail at line 402 telling you that there were too many arguments. The issue lies in how the script queries the firewall status... (basically the ufw status pipe returns multiple lines as column 2... I had to edit line 402 to add a "head -n 1" pipe to make it work..