Changing lid close action on GNU/Linux (systemd)

All changes will be performed in /etc/systemd/logind.conf configuration file.

Open configuration file in preferred editor:
```
sudo nano /etc/systemd/logind.conf
```
Uncomment and change HandleLidSwitch* actions according your needs:
- HandleLidSwitch=poweroff - shutdown when lid is closed.
- HandleLidSwitch=hibernate - hibernate when lid is closed.
- HandleLidSwitch=ignore - do nothing.
- HandleLidSwitch=suspend - suspend when lid is closed.