[Bug] Installer does not turn off screen auto-lock

[Dysproz]

Describe the bug
During installation there is a step to turn off auto-lock of screen (because after locking the screen user has to enter password).

It's triggered with this command:

# Blocking autolock of screen
gsettings set org.gnome.desktop.screensaver lock-enabled false

However, apparently it does not work.

To Reproduce
Steps to reproduce the behavior:
1.Run install.sh
2. Wait a few minutes and screen will go blank and lock.

Expected behavior
After runnign installing script screen does not auto-lock anymore.

Desktop (please complete the following information):

• OS: Ubuntu 18.04
• Version 2.1