Ubuntu installation script attempts to check for and install python2 instead of python3

[sschwetz]

Is this a BUG REPORT or FEATURE REQUEST?:

• [X] BUG
• [ ] FEATURE

What happened:

On attempting installation on ubuntu 20.04 the installer attempted to install python package which has been removed and only python3 is installed.

Installing python -E: Package 'python' has no installation candidate

What did you expect to happen:

Installer should recognise that python3 is now python that is supported and attempt installation of it

How to reproduce it (as minimally and precisely as possible):

run ubuntu installation script

Anything else we need to know?:

Environment:

• Trudesk Version: current
• OS (e.g. from /etc/os-release): Ubuntu 22.04 LTS
• Node.JS Version: N/A
• MongoDB Version: N/A
• Is this hosted on cloud.trudesk.io: No

[polonel]

Are you on 20.04 or 22.04? You list both?